diff --git a/.github/workflows/ci.yml b/.github/workflows/ci.yml
index b9bebf2e2..2578b8b99 100644
--- a/.github/workflows/ci.yml
+++ b/.github/workflows/ci.yml
@@ -38,9 +38,14 @@ jobs:
       run: |
         sudo apt-get -y install tcl8.5
         ./runtest --clients 2 --verbose
+<<<<<<< HEAD
     - name: module tests
       run: |
           ./runtest-moduleapi
+=======
+    - name: module api test
+      run: ./runtest-moduleapi --clients 2 --verbose
+>>>>>>> 024c380b9da02bc4112822c0f5f9ac1388b4205b
 
   build-ubuntu-old:
     runs-on: ubuntu-16.04
diff --git a/src/db.cpp b/src/db.cpp
index 81e32f849..0e4d96277 100644
--- a/src/db.cpp
+++ b/src/db.cpp
@@ -314,7 +314,7 @@ int dbMerge(redisDb *db, robj *key, robj *val, int fReplace)
  *    unless 'keepttl' is true.
  *
  * All the new keys in the database should be created via this interface. */
-void genericSetKey(redisDb *db, robj *key, robj *val, int keepttl) {
+void genericSetKey(redisDb *db, robj *key, robj *val, int keepttl, int signal) {
     dictEntry *de = dictFind(db->pdict, ptrFromObj(key));
     if (de == NULL) {
         dbAdd(db,key,val);
@@ -323,12 +323,12 @@ void genericSetKey(redisDb *db, robj *key, robj *val, int keepttl) {
         dbOverwriteCore(db,de,key,val,!!g_pserver->fActiveReplica,!keepttl);
     }
     incrRefCount(val);
-    signalModifiedKey(db,key);
+    if (signal) signalModifiedKey(db,key);
 }
 
 /* Common case for genericSetKey() where the TTL is not retained. */
 void setKey(redisDb *db, robj *key, robj *val) {
-    genericSetKey(db,key,val,0);
+    genericSetKey(db,key,val,0,1);
 }
 
 /* Return true if the specified key exists in the specified database.
diff --git a/src/module.cpp b/src/module.cpp
index 0c59ee48d..b57dc55b1 100644
--- a/src/module.cpp
+++ b/src/module.cpp
@@ -2231,7 +2231,7 @@ RedisModuleString *RM_RandomKey(RedisModuleCtx *ctx) {
 int RM_StringSet(RedisModuleKey *key, RedisModuleString *str) {
     if (!(key->mode & REDISMODULE_WRITE) || key->iter) return REDISMODULE_ERR;
     RM_DeleteKey(key);
-    setKey(key->db,key->key,str);
+    genericSetKey(key->db,key->key,str,0,0);
     key->value = str;
     return REDISMODULE_OK;
 }
@@ -2311,7 +2311,7 @@ int RM_StringTruncate(RedisModuleKey *key, size_t newlen) {
     if (key->value == NULL) {
         /* Empty key: create it with the new size. */
         robj *o = createObject(OBJ_STRING,sdsnewlen(NULL, newlen));
-        setKey(key->db,key->key,o);
+        genericSetKey(key->db,key->key,o,0,0);
         key->value = o;
         decrRefCount(o);
     } else {
@@ -3701,7 +3701,7 @@ int RM_ModuleTypeSetValue(RedisModuleKey *key, moduleType *mt, void *value) {
     if (!(key->mode & REDISMODULE_WRITE) || key->iter) return REDISMODULE_ERR;
     RM_DeleteKey(key);
     robj *o = createModuleObject(mt,value);
-    setKey(key->db,key->key,o);
+    genericSetKey(key->db,key->key,o,0,0);
     decrRefCount(o);
     key->value = o;
     return REDISMODULE_OK;
@@ -6107,7 +6107,7 @@ sds modulesCollectInfo(sds info, const char *section, int for_crash_report, int
         struct RedisModule *module = (RedisModule*)dictGetVal(de);
         if (!module->info_cb)
             continue;
-        RedisModuleInfoCtx info_ctx = {module, section, info, sections, 0};
+        RedisModuleInfoCtx info_ctx = {module, section, info, sections, 0, 0};
         module->info_cb(&info_ctx, for_crash_report);
         /* Implicitly end dicts (no way to handle errors, and we must add the newline). */
         if (info_ctx.in_dict_field)
diff --git a/src/server.h b/src/server.h
index 85da1fe9b..e911034d2 100644
--- a/src/server.h
+++ b/src/server.h
@@ -2646,7 +2646,7 @@ int objectSetLRUOrLFU(robj *val, long long lfu_freq, long long lru_idle,
 void dbAdd(redisDb *db, robj *key, robj *val);
 void dbOverwrite(redisDb *db, robj *key, robj *val);
 int dbMerge(redisDb *db, robj *key, robj *val, int fReplace);
-void genericSetKey(redisDb *db, robj *key, robj *val, int keepttl);
+void genericSetKey(redisDb *db, robj *key, robj *val, int keepttl, int signal);
 void setKey(redisDb *db, robj *key, robj *val);
 int dbExists(redisDb *db, robj *key);
 robj *dbRandomKey(redisDb *db);
diff --git a/src/t_string.cpp b/src/t_string.cpp
index 6868b4168..c9c6ed729 100644
--- a/src/t_string.cpp
+++ b/src/t_string.cpp
@@ -84,7 +84,7 @@ void setGenericCommand(client *c, int flags, robj *key, robj *val, robj *expire,
         addReply(c, abort_reply ? abort_reply : shared.null[c->resp]);
         return;
     }
-    genericSetKey(c->db,key,val,flags & OBJ_SET_KEEPTTL);
+    genericSetKey(c->db,key,val,flags & OBJ_SET_KEEPTTL,1);
     g_pserver->dirty++;
     if (expire) setExpire(c,c->db,key,nullptr,mstime()+milliseconds);
     notifyKeyspaceEvent(NOTIFY_STRING,"set",key,c->db->id);
diff --git a/src/util.c b/src/util.c
index 2be42a0df..bd8f0fb98 100644
--- a/src/util.c
+++ b/src/util.c
@@ -602,6 +602,10 @@ int ld2string(char *buf, size_t len, long double value, ld2string_mode mode) {
                 }
                 if (*p == '.') l--;
             }
+            if (l == 2 && buf[0] == '-' && buf[1] == '0') {
+                buf[0] = '0';
+                l = 1;
+            }
             break;
         default: return 0; /* Invalid mode. */
         }
diff --git a/tests/unit/type/incr.tcl b/tests/unit/type/incr.tcl
index a58710d39..b7a135203 100644
--- a/tests/unit/type/incr.tcl
+++ b/tests/unit/type/incr.tcl
@@ -151,4 +151,11 @@ start_server {tags {"incr"}} {
         catch {r incrbyfloat foo 1} err
         format $err
     } {ERR*valid*}
+
+    test {No negative zero} {
+        r del foo
+        r incrbyfloat foo [expr double(1)/41]
+        r incrbyfloat foo [expr double(-1)/41]
+        r get foo
+    } {0}
 }