diff --git a/libctru/include/3ds/services/ac.h b/libctru/include/3ds/services/ac.h
index ec4fe4b..7e2f573 100644
--- a/libctru/include/3ds/services/ac.h
+++ b/libctru/include/3ds/services/ac.h
@@ -35,4 +35,4 @@ Result ACU_GetSecurityMode(u32 *out);
  * @brief Gets the current Wifi SSID length.
  * @param out Pointer to output the current Wifi SSID length to.
  */
-Result ACU_GetSsidLength(u32 *out);
+Result ACU_GetSSIDLength(u32 *out);
diff --git a/libctru/source/services/ac.c b/libctru/source/services/ac.c
index 39f68e9..38d71cc 100644
--- a/libctru/source/services/ac.c
+++ b/libctru/source/services/ac.c
@@ -79,7 +79,7 @@ Result ACU_GetSecurityMode(u32 *out)
 	return (Result)cmdbuf[1];
 }
 
-Result ACU_GetSsidLength(u32 *out)
+Result ACU_GetSSIDLength(u32 *out)
 {
 	Result ret=0;
 	u32 *cmdbuf = getThreadCommandBuffer();