diff --git a/completion.c b/completion.c
index dca7a03..8cd78a2 100644
--- a/completion.c
+++ b/completion.c
@@ -40,7 +40,7 @@ cc_open(girara_session_t* session, char* input)
     path_max = PATH_MAX;
 #else
     path_max = pathconf(path,_PC_PATH_MAX);
-    if (path_max <= 0)
+    if (path_max == 0)
       path_max = 4096;
 #endif
 
diff --git a/document.c b/document.c
index 32577fe..d898370 100644
--- a/document.c
+++ b/document.c
@@ -178,7 +178,7 @@ zathura_document_open(zathura_t* zathura, const char* path, const char* password
   path_max = PATH_MAX;
 #else
   path_max = pathconf(path,_PC_PATH_MAX);
-  if (path_max <= 0)
+  if (path_max == 0)
     path_max = 4096;
 #endif