diff --git a/src/util/color.c b/src/util/color.c
index 8846a55c..c76d19e1 100644
--- a/src/util/color.c
+++ b/src/util/color.c
@@ -115,7 +115,7 @@ decode_hex_color:
 			if (!c_strlcasecmp(cs->name, -1, str, slen))
 				break;
 #else
-		cs = fastfind_search(&ff_colors_index, str, slen);
+		cs = (const struct color_spec *)fastfind_search(&ff_colors_index, str, slen);
 #endif
 		if (cs && cs->name) {
 			*color = cs->rgb;
diff --git a/src/util/fastfind.c b/src/util/fastfind.c
index af579f79..8a337b82 100644
--- a/src/util/fastfind.c
+++ b/src/util/fastfind.c
@@ -366,7 +366,7 @@ alloc_leafset(struct fastfind_info *info)
 static inline int
 char2idx(unsigned char c, struct fastfind_info *info)
 {
-	char *idx = memchr(info->uniq_chars, c, info->uniq_chars_count);
+	char *idx = (char *)memchr(info->uniq_chars, c, info->uniq_chars_count);
 
 	if (idx) return (idx - info->uniq_chars);
 
@@ -602,7 +602,7 @@ fastfind_search(struct fastfind_index *index,
 	assert(index);
 	if_assert_failed return NULL;
 
-	info = index->handle;
+	info = (struct fastfind_info *)index->handle;
 
 	assertm(info != NULL, "FastFind index %s not initialized", index->comment);
 	if_assert_failed return NULL;
@@ -643,7 +643,7 @@ fastfind_done(struct fastfind_index *index)
 	assert(index);
 	if_assert_failed return;
 
-	info = index->handle;
+	info = (struct fastfind_info *)index->handle;
 	if (!info) return;
 
 	FF_DBG_dump_stats(info);
diff --git a/src/util/file.c b/src/util/file.c
index b93fa5bb..cd997caa 100644
--- a/src/util/file.c
+++ b/src/util/file.c
@@ -277,7 +277,7 @@ safe_mkstemp(char *template_)
 int
 compare_dir_entries(const void *v1, const void *v2)
 {
-	const struct directory_entry *d1 = v1, *d2 = v2;
+	const struct directory_entry *d1 = (const struct directory_entry *)v1, *d2 = (const struct directory_entry *)v2;
 
 	if (d1->name[0] == '.' && d1->name[1] == '.' && !d1->name[2]) return -1;
 	if (d2->name[0] == '.' && d2->name[1] == '.' && !d2->name[2]) return 1;
diff --git a/src/util/snprintf.c b/src/util/snprintf.c
index 0f9091dc..c685118b 100644
--- a/src/util/snprintf.c
+++ b/src/util/snprintf.c
@@ -373,7 +373,7 @@ dopr(char *buffer, size_t maxlen, const char *format, va_list args_in)
 				fmtstr(buffer, &currlen, maxlen, strvalue, flags, min, max);
 				break;
 			case 'p':
-				strvalue = va_arg(args, void *);
+				strvalue = (char *)va_arg(args, void *);
 				fmtint(buffer, &currlen, maxlen, (long) strvalue, 16, min, max, flags);
 				break;
 			case 'n':
diff --git a/src/util/string.c b/src/util/string.c
index e3b7d164..584fa43b 100644
--- a/src/util/string.c
+++ b/src/util/string.c
@@ -647,7 +647,7 @@ free_string_list(LIST_OF(struct string_list_item) *list)
 	if_assert_failed return;
 
 	while (!list_empty(*list)) {
-		struct string_list_item *item = list->next;
+		struct string_list_item *item = (struct string_list_item *)list->next;
 
 		del_from_list(item);
 		done_string(&item->string);