diff --git a/notify.c b/notify.c
index e8688180..e454b03b 100644
--- a/notify.c
+++ b/notify.c
@@ -114,7 +114,7 @@ consume_stdout(struct notification *notif, bool eof)
     while (left > 0) {
         line = data;
         size_t len = left;
-        char *eol = memchr(line, '\n', left);
+        char *eol = (char *)memchr(line, '\n', left);
 
         if (eol != NULL) {
             *eol = '\0';
diff --git a/osc.c b/osc.c
index 0b492564..375eae5c 100644
--- a/osc.c
+++ b/osc.c
@@ -513,7 +513,7 @@ osc_uri(struct terminal *term, char *string)
          key_value = strtok_r(NULL, ":", &ctx))
     {
         const char *key = key_value;
-        char *operator = strchr(key_value, '=');
+        char *operator = (char *)strchr(key_value, '=');
 
         if (operator == NULL)
             continue;
diff --git a/tokenize.c b/tokenize.c
index 77cc3f1a..70ceb39b 100644
--- a/tokenize.c
+++ b/tokenize.c
@@ -45,7 +45,7 @@ tokenize_cmdline(const char *cmdline, char ***argv)
 
     size_t idx = 0;
     while (*p != '\0') {
-        char *end = strchr(search_start, delim);
+        char *end = (char *)strchr(search_start, delim);
         if (end == NULL) {
             if (delim != ' ') {
                 LOG_ERR("unterminated %s quote", delim == '"' ? "double" : "single");