diff --git a/netutils/uiplib/uiplib.c b/netutils/uiplib/uiplib.c
index 50182efe1..8106789c7 100644
--- a/netutils/uiplib/uiplib.c
+++ b/netutils/uiplib/uiplib.c
@@ -82,7 +82,7 @@ bool uiplib_ipaddrconv(const char *addrstr, uint8_t *ipaddr)
               ++ipaddr;
               tmp = 0;
             }
-          else if(c >= '0' && c <= '9')
+          else if (c >= '0' && c <= '9')
             {
               tmp = (tmp * 10) + (c - '0');
             }
@@ -130,15 +130,15 @@ bool uiplib_hwmacconv(const char *hwstr, uint8_t *hw)
               ++hw;
               tmp = 0;
             }
-          else if(c >= '0' && c <= '9')
+          else if (c >= '0' && c <= '9')
             {
               tmp = (tmp << 4) + (c - '0');
             }
-          else if(c >= 'a' && c <= 'f')
+          else if (c >= 'a' && c <= 'f')
             {
               tmp = (tmp << 4) + (c - 'a' + 10);
             }
-          else if(c >= 'A' && c <= 'F')
+          else if (c >= 'A' && c <= 'F')
             {
               tmp = (tmp << 4) + (c - 'A' + 10);
             }
@@ -151,5 +151,6 @@ bool uiplib_hwmacconv(const char *hwstr, uint8_t *hw)
         }
       while(c != ':' && c != 0);
     }
+
   return true;
 }
diff --git a/nshlib/nsh_codeccmd.c b/nshlib/nsh_codeccmd.c
index 779fc5ecd..8947edd67 100644
--- a/nshlib/nsh_codeccmd.c
+++ b/nshlib/nsh_codeccmd.c
@@ -348,7 +348,7 @@ static int cmd_codecs_proc(FAR struct nsh_vtbl_s *vtbl, int argc, char **argv,
               ret = ERROR;
               goto exit;
             }
-          else if(ret==0)
+          else if (ret==0)
             {
               break;
             }
diff --git a/nshlib/nsh_netcmds.c b/nshlib/nsh_netcmds.c
index 62c1d012a..ef43fe0f6 100644
--- a/nshlib/nsh_netcmds.c
+++ b/nshlib/nsh_netcmds.c
@@ -644,7 +644,7 @@ int cmd_ifconfig(FAR struct nsh_vtbl_s *vtbl, int argc, char **argv)
                       badarg = true;
                     }
                 }
-              else if(!strcmp(tmp, "netmask"))
+              else if (!strcmp(tmp, "netmask"))
                 {
                   if (argc-1 >= i+1)
                     {
diff --git a/system/install/install.c b/system/install/install.c
index fd14b7a6f..cc60df7c3 100644
--- a/system/install/install.c
+++ b/system/install/install.c
@@ -118,7 +118,7 @@ static int install_getstartpage(int startpage, int pagemargin, int desiredsize)
                       maxlen = 0;
                     }
 
-                  if(stpage < startpage)
+                  if (stpage < startpage)
                     {
                       stpage = startpage;
                     }