diff --git a/src/ascii_cmd.c b/src/ascii_cmd.c
index 5735972..0b0642e 100644
--- a/src/ascii_cmd.c
+++ b/src/ascii_cmd.c
@@ -4,7 +4,7 @@
 #include "lib.h"
 #include "ascii_cmd.h"
 
-#define CMD_MATCHES(a) (ustrcmp(cmd, (char *)a) == 0)
+#define CMD_MATCHES(a) (strcmp(cmd, (char *)a) == 0)
 
 typedef struct {
     const char *cmd;
diff --git a/src/lib.c b/src/lib.c
index d35b081..42f57bb 100644
--- a/src/lib.c
+++ b/src/lib.c
@@ -17,19 +17,6 @@ int _strnlen(const char *s, int maxlen) {
 	return len;
 }
 
-int ustrcmp(const char *s1, const char *s2) {
-	char c1, c2;
-
-	do {
-		c1 = *s1++;
-		c2 = *s2++;
-		if (c1 == '\0')
-			return c1 - c2;
-	} while (c1 == c2);
-
-	return c1 - c2;
-}
-
 static uint16_t offset_words[] = {
 	0x0FC, /*  A  */
 	0x198, /*  B  */
diff --git a/src/lib.h b/src/lib.h
index 301852a..c135736 100644
--- a/src/lib.h
+++ b/src/lib.h
@@ -1,7 +1,6 @@
 extern void msleep(unsigned long ms);
 
 extern int _strnlen(const char *s, int maxlen);
-extern int ustrcmp(const char *s1, const char *s2);
 
 extern void add_checkwords(uint16_t *blocks, uint8_t *bits);
 extern uint8_t add_rds_af(RDSAFs *af_list, float freq);