diff --git a/src/main.c b/src/main.c
index 8b408bac..1eb46b50 100644
--- a/src/main.c
+++ b/src/main.c
@@ -245,12 +245,14 @@ SetupEnvironment(WScreen *scr)
 	    *ptr = 0;
     	snprintf(buf, sizeof(buf), ".%i", scr->screen);
     	strcat(tmp, buf);
-    	putenv(tmp);
+        putenv(tmp);
+        wfree(tmp);
     }
     tmp = wmalloc(60);
     snprintf(tmp, 60, "WRASTER_COLOR_RESOLUTION%i=%i", scr->screen, 
 		scr->rcontext->attribs->colors_per_channel);
     putenv(tmp);
+    wfree(tmp);
 }
 
 
@@ -595,6 +597,7 @@ main(int argc, char **argv)
 
     str = wstrconcat("WMAKER_BIN_NAME=", argv[0]);
     putenv(str);
+    wfree(str);
 
     ArgCount = argc;
     Arguments = argv;
@@ -782,6 +785,7 @@ main(int argc, char **argv)
 	snprintf(str, len, "DISPLAY=%s", DisplayName);
     }
     putenv(str);
+    wfree(str);
 
 #ifdef DEBUG
     if (doSync)
diff --git a/src/misc.c b/src/misc.c
index 365b721b..e9e845c9 100644
--- a/src/misc.c
+++ b/src/misc.c
@@ -1243,7 +1243,7 @@ UpdateDomainFile(WDDomain *domain)
 {
     struct stat stbuf;
     char path[PATH_MAX];
-    WMPropList *shared_dict=NULL, *dict;
+    WMPropList *shared_dict, *dict;
     Bool result, freeDict = False;
 
     dict = domain->dictionary;
@@ -1253,10 +1253,13 @@ UpdateDomainFile(WDDomain *domain)
                  SYSCONFDIR, domain->domain_name);
         if (stat(path, &stbuf) >= 0) {
             shared_dict = WMReadPropListFromFile(path);
-            if (shared_dict && WMIsPLDictionary(shared_dict)) {
-                freeDict = True;
-                dict = WMDeepCopyPropList(domain->dictionary);
-                WMSubtractPLDictionaries(dict, shared_dict, True);
+            if (shared_dict) {
+                if (WMIsPLDictionary(shared_dict)) {
+                    freeDict = True;
+                    dict = WMDeepCopyPropList(domain->dictionary);
+                    WMSubtractPLDictionaries(dict, shared_dict, True);
+                }
+                WMReleasePropList(shared_dict);
             }
         }
     }
diff --git a/wrlib/convert.c b/wrlib/convert.c
index ebbf4947..c53a252e 100644
--- a/wrlib/convert.c
+++ b/wrlib/convert.c
@@ -1041,6 +1041,7 @@ RConvertImageMask(RContext *context, RImage *image, Pixmap *pixmap,
     RPutXImage(context, *mask, gc, ximg, 0, 0, 0, 0,
 	       image->width, image->height);
     RDestroyXImage(context, ximg);
+    XFreeGC(context->dpy, gc);
 
     return True;
 }