diff --git a/src/cluster.c b/src/cluster.c
index 56deb927c..39aab0cc7 100644
--- a/src/cluster.c
+++ b/src/cluster.c
@@ -4178,27 +4178,27 @@ void clusterCommand(client *c) {
 
     if (c->argc == 2 && !strcasecmp(c->argv[1]->ptr,"help")) {
         const char *help[] = {
-"addslots <slot> [slot ...] -- Assign slots to current node.",
-"bumpepoch -- Advance the cluster config epoch.",
-"count-failure-reports <node-id> -- Return number of failure reports for <node-id>.",
-"countkeysinslot <slot> - Return the number of keys in <slot>.",
-"delslots <slot> [slot ...] -- Delete slots information from current node.",
-"failover [force|takeover] -- Promote current slave node to being a master.",
-"forget <node-id> -- Remove a node from the cluster.",
-"getkeysinslot <slot> <count> -- Return key names stored by current node in a slot.",
-"flushslots -- Delete current node own slots information.",
-"info - Return onformation about the cluster.",
-"keyslot <key> -- Return the hash slot for <key>.",
-"meet <ip> <port> [bus-port] -- Connect nodes into a working cluster.",
-"myid -- Return the node id.",
-"nodes -- Return cluster configuration seen by node. Output format:",
+"ADDSLOTS <slot> [slot ...] -- Assign slots to current node.",
+"BUMPEPOCH -- Advance the cluster config epoch.",
+"COUNT-failure-reports <node-id> -- Return number of failure reports for <node-id>.",
+"COUNTKEYSINSLOT <slot> - Return the number of keys in <slot>.",
+"DELSLOTS <slot> [slot ...] -- Delete slots information from current node.",
+"FAILOVER [force|takeover] -- Promote current slave node to being a master.",
+"FORGET <node-id> -- Remove a node from the cluster.",
+"GETKEYSINSLOT <slot> <count> -- Return key names stored by current node in a slot.",
+"FLUSHSLOTS -- Delete current node own slots information.",
+"INFO - Return onformation about the cluster.",
+"KEYSLOT <key> -- Return the hash slot for <key>.",
+"MEET <ip> <port> [bus-port] -- Connect nodes into a working cluster.",
+"MYID -- Return the node id.",
+"NODES -- Return cluster configuration seen by node. Output format:",
 "    <id> <ip:port> <flags> <master> <pings> <pongs> <epoch> <link> <slot> ... <slot>",
-"replicate <node-id> -- Configure current node as slave to <node-id>.",
-"reset [hard|soft] -- Reset current node (default: soft).",
-"set-config-epoch <epoch> - Set config epoch of current node.",
-"setslot <slot> (importing|migrating|stable|node <node-id>) -- Set slot state.",
-"slaves <node-id> -- Return <node-id> slaves.",
-"slots -- Return information about slots range mappings. Each range is made of:",
+"REPLICATE <node-id> -- Configure current node as slave to <node-id>.",
+"RESET [hard|soft] -- Reset current node (default: soft).",
+"SET-config-epoch <epoch> - Set config epoch of current node.",
+"SETSLOT <slot> (importing|migrating|stable|node <node-id>) -- Set slot state.",
+"SLAVES <node-id> -- Return <node-id> slaves.",
+"SLOTS -- Return information about slots range mappings. Each range is made of:",
 "    start, end, master and replicas IP addresses, ports and ids",
 NULL
         };
diff --git a/src/config.c b/src/config.c
index 4e6438e8e..edcafa7ad 100644
--- a/src/config.c
+++ b/src/config.c
@@ -2121,10 +2121,10 @@ void configCommand(client *c) {
 
     if (c->argc == 2 && !strcasecmp(c->argv[1]->ptr,"help")) {
         const char *help[] = {
-"get <pattern> -- Return parameters matching the glob-like <pattern> and their values.",
-"set <parameter> <value> -- Set parameter to value.",
-"resetstat -- Reset statistics reported by INFO.",
-"rewrite -- Rewrite the configuration file.",
+"GET <pattern> -- Return parameters matching the glob-like <pattern> and their values.",
+"SET <parameter> <value> -- Set parameter to value.",
+"RESETSTAT -- Reset statistics reported by INFO.",
+"REWRITE -- Rewrite the configuration file.",
 NULL
         };
         addReplyHelp(c, help);
diff --git a/src/debug.c b/src/debug.c
index 0c5ea9a9e..7a9bddebd 100644
--- a/src/debug.c
+++ b/src/debug.c
@@ -285,25 +285,25 @@ void computeDatasetDigest(unsigned char *final) {
 void debugCommand(client *c) {
     if (c->argc == 2 && !strcasecmp(c->argv[1]->ptr,"help")) {
         const char *help[] = {
-"assert -- Crash by assertion failed.",
-"change-repl-id -- Change the replication IDs of the instance. Dangerous, should be used only for testing the replication subsystem.",
-"crash-and-recover <milliseconds> -- Hard crash and restart after <milliseconds> delay.",
-"digest -- Outputs an hex signature representing the current DB content.",
-"htstats <dbid> -- Return hash table statistics of the specified Redis database.",
-"loadaof -- Flush the AOF buffers on disk and reload the AOF in memory.",
-"lua-always-replicate-commands (0|1) -- Setting it to 1 makes Lua replication defaulting to replicating single commands, without the script having to enable effects replication.",
-"object <key> -- Show low level info about key and associated value.",
-"panic -- Crash the server simulating a panic.",
-"populate <count> [prefix] [size] -- Create <count> string keys named key:<num>. If a prefix is specified is used instead of the 'key' prefix.",
-"reload -- Save the RDB on disk and reload it back in memory.",
-"restart -- Graceful restart: save config, db, restart.",
-"sdslen <key> -- Show low level SDS string info representing key and value.",
-"segfault -- Crash the server with sigsegv.",
-"set-active-expire (0|1) -- Setting it to 0 disables expiring keys in background when they are not accessed (otherwise the Redis behavior). Setting it to 1 reenables back the default.",
-"sleep <seconds> -- Stop the server for <seconds>. Decimals allowed.",
-"structsize -- Return the size of different Redis core C structures.",
-"ziplist <key> -- Show low level info about the ziplist encoding.",
-"error <string> -- Return a Redis protocol error with <string> as message. Useful for clients unit tests to simulate Redis errors.",
+"ASSERT -- Crash by assertion failed.",
+"CHANGE-REPL-ID -- Change the replication IDs of the instance. Dangerous, should be used only for testing the replication subsystem.",
+"CRASH-and-recover <milliseconds> -- Hard crash and restart after <milliseconds> delay.",
+"DIGEST -- Output a hex signature representing the current DB content.",
+"ERROR <string> -- Return a Redis protocol error with <string> as message. Useful for clients unit tests to simulate Redis errors.",
+"HTSTATS <dbid> -- Return hash table statistics of the specified Redis database.",
+"LOADAOF -- Flush the AOF buffers on disk and reload the AOF in memory.",
+"LUA-ALWAYS-REPLICATE-COMMANDS (0|1) -- Setting it to 1 makes Lua replication defaulting to replicating single commands, without the script having to enable effects replication.",
+"OBJECT <key> -- Show low level info about key and associated value.",
+"PANIC -- Crash the server simulating a panic.",
+"POPULATE <count> [prefix] [size] -- Create <count> string keys named key:<num>. If a prefix is specified is used instead of the 'key' prefix.",
+"RELOAD -- Save the RDB on disk and reload it back in memory.",
+"RESTART -- Graceful restart: save config, db, restart.",
+"SDSLEN <key> -- Show low level SDS string info representing key and value.",
+"SEGFAULT -- Crash the server with sigsegv.",
+"SET-ACTIVE-EXPIRE (0|1) -- Setting it to 0 disables expiring keys in background when they are not accessed (otherwise the Redis behavior). Setting it to 1 reenables back the default.",
+"SLEEP <seconds> -- Stop the server for <seconds>. Decimals allowed.",
+"STRUCTSIZE -- Return the size of different Redis core C structures.",
+"ZIPLIST <key> -- Show low level info about the ziplist encoding.",
 NULL
         };
         addReplyHelp(c, help);
diff --git a/src/pubsub.c b/src/pubsub.c
index 7f7be52da..86a7f1c50 100644
--- a/src/pubsub.c
+++ b/src/pubsub.c
@@ -327,9 +327,9 @@ void publishCommand(client *c) {
 void pubsubCommand(client *c) {
     if (c->argc == 2 && !strcasecmp(c->argv[1]->ptr,"help")) {
         const char *help[] = {
-"channels [<pattern>] -- Return the currently active channels matching a pattern (default: all).",
-"numpat -- Return number of subscriptions to patterns.",
-"numsub [channel-1 .. channel-N] -- Returns the number of subscribers for the specified channels (excluding patterns, default: none).",
+"CHANNELS [<pattern>] -- Return the currently active channels matching a pattern (default: all).",
+"NUMPAT -- Return number of subscriptions to patterns.",
+"NUMSUB [channel-1 .. channel-N] -- Returns the number of subscribers for the specified channels (excluding patterns, default: none).",
 NULL
         };
         addReplyHelp(c, help);
diff --git a/src/scripting.c b/src/scripting.c
index 85bce7bef..f65540d89 100644
--- a/src/scripting.c
+++ b/src/scripting.c
@@ -1457,11 +1457,11 @@ void evalShaCommand(client *c) {
 void scriptCommand(client *c) {
     if (c->argc == 2 && !strcasecmp(c->argv[1]->ptr,"help")) {
         const char *help[] = {
-"debug (yes|sync|no) -- Set the debug mode for subsequent scripts executed.",
-"exists <sha1> [<sha1> ...] -- Return information about the existence of the scripts in the script cache.",
-"flush -- Flush the Lua scripts cache. Very dangerous on slaves.",
-"kill -- Kill the currently executing Lua script.",
-"load <script> -- Load a script into the scripts cache, without executing it.",
+"DEBUG (yes|sync|no) -- Set the debug mode for subsequent scripts executed.",
+"EXISTS <sha1> [<sha1> ...] -- Return information about the existence of the scripts in the script cache.",
+"FLUSH -- Flush the Lua scripts cache. Very dangerous on slaves.",
+"KILL -- Kill the currently executing Lua script.",
+"LOAD <script> -- Load a script into the scripts cache, without executing it.",
 NULL
         };
         addReplyHelp(c, help);
diff --git a/src/server.c b/src/server.c
index 1e4d54b8b..394b5ab43 100644
--- a/src/server.c
+++ b/src/server.c
@@ -2826,9 +2826,9 @@ void commandCommand(client *c) {
     if (c->argc == 2 && !strcasecmp(c->argv[1]->ptr,"help")) {
         const char *help[] = {
 "(no subcommand) -- Return details about all Redis commands.",
-"count -- Return the total number of commands in this Redis server.",
-"getkeys <full-command> -- Return the keys from a full Redis command.",
-"info [command-name ...] -- Return details about multiple Redis commands.",
+"COUNT -- Return the total number of commands in this Redis server.",
+"GETKEYS <full-command> -- Return the keys from a full Redis command.",
+"INFO [command-name ...] -- Return details about multiple Redis commands.",
 NULL
         };
         addReplyHelp(c, help);
diff --git a/src/slowlog.c b/src/slowlog.c
index aed5707da..27f18e138 100644
--- a/src/slowlog.c
+++ b/src/slowlog.c
@@ -142,11 +142,11 @@ void slowlogReset(void) {
 void slowlogCommand(client *c) {
     if (c->argc == 2 && !strcasecmp(c->argv[1]->ptr,"help")) {
         const char *help[] = {
-"get [count] -- Return top entries from the slowlog (default: 10)."
+"GET [count] -- Return top entries from the slowlog (default: 10)."
 "    Entries are made of:",
 "    id, timestamp, time in microseconds, arguments array, client IP and port, client name",
-"len -- Return the length of the slowlog.",
-"reset -- Reset the slowlog.",
+"LEN -- Return the length of the slowlog.",
+"RESET -- Reset the slowlog.",
 NULL
         };
         addReplyHelp(c, help);