1 files changed, 1 insertions, 1 deletions
diff --git a/a-tools.c b/a-tools.c
index 534238c..d6874fc 100755
--- a/a-tools.c
+++ b/a-tools.c
@@ -91,7 +91,7 @@ int strnumcol(const char *s, const char *d) {
 }
 
 char *strgrep(const char *s, FILE *f) {
-  char *s1 = "";
+  char *s1 = (char *)"";
   size_t i = 0;
 
   // let's do some checks