diff --git a/src/handle_check_address.c b/src/handle_check_address.c
index 48b6b94..274582a 100644
--- a/src/handle_check_address.c
+++ b/src/handle_check_address.c
@@ -6,11 +6,6 @@
 
 #define ZERO(x) memset(&x, 0, sizeof(x))
 
-static int os_strcmp(const char* s1, const char* s2) {
-    size_t size = strlen(s1) + 1;
-    return memcmp(s1, s2, size);
-}
-
 int handle_check_address(check_address_parameters_t* params, chain_config_t* chain_config) {
     PRINTF("Params on the address %d\n", (unsigned int) params);
     PRINTF("Address to check %s\n", params->address_to_check);
@@ -69,7 +64,7 @@ int handle_check_address(check_address_parameters_t* params, chain_config_t* cha
         offset_0x = 2;
     }
 
-    if (os_strcmp(locals_union1.address, params->address_to_check + offset_0x) != 0) {
+    if (strcmp(locals_union1.address, params->address_to_check + offset_0x) != 0) {
         PRINTF("Addresses don't match\n");
         return 0;
     }