diff --git a/kernel/include/std/string.h b/kernel/include/std/string.h
index 508ba10a..8228d872 100644
--- a/kernel/include/std/string.h
+++ b/kernel/include/std/string.h
@@ -4,11 +4,11 @@
 size_t strlen(const char* __s);
 
 __attribute__((deprecated)) char* strcpy(char* dest, const char* src);
-__attribute__((deprecated)) int strcmp(const char* s1, const char* s2);
+__attribute__((deprecated)) int strcmp(const char* a, const char* b);
 __attribute__((deprecated)) char* strcat(char* dest, const char* src);
 
 char* strncpy(char* dest, const char* src, size_t n);
-int strncmp(const char* s1, const char* s2, size_t n);
+int strncmp(const char* a, const char* b, size_t n);
 char* strncat(char* dest, const char* src, size_t n);
 
 char* strstr(char* haystack, char* needle);
diff --git a/kernel/src/std/string.cpp b/kernel/src/std/string.cpp
index f0d130cd..f3d328a7 100644
--- a/kernel/src/std/string.cpp
+++ b/kernel/src/std/string.cpp
@@ -21,25 +21,25 @@ char* strncpy(char* dest, const char* src, size_t n)
     return dest;
 }
 
-int strcmp(const char* s1, const char* s2)
+int strcmp(const char* a, const char* b)
 {
-    while (*s1 && (*s1 == *s2))
+    while (*a && (*a == *b))
     {
-        s1++;
-        s2++;
+        a++;
+        b++;
     }
-    return *(const unsigned char*)s1 - *(const unsigned char*)s2;
+    return *(const unsigned char*)a - *(const unsigned char*)b;
 }
 
-int strncmp(const char* s1, const char* s2, size_t n)
+int strncmp(const char* a, const char* b, size_t n)
 {
-    const char* base = s1;
-    while (*s1 && (*s1 == *s2) && (size_t)(s1 - base) < (n - 1))
+    const char* base = a;
+    while (*a && (*a == *b) && (size_t)(a - base) < (n - 1))
     {
-        s1++;
-        s2++;
+        a++;
+        b++;
     }
-    return *(const unsigned char*)s1 - *(const unsigned char*)s2;
+    return *(const unsigned char*)a - *(const unsigned char*)b;
 }
 
 char* strncat(char* dest, const char* src, size_t n)
@@ -100,12 +100,12 @@ void* memset(void* dest, int c, size_t n)
 
 int memcmp(const void* a, const void* b, size_t n)
 {
-    const char* a_uchar = (const char*)a;
-    const char* b_uchar = (const char*)b;
-    for (; n && a_uchar == b_uchar; n--, a_uchar++, b_uchar++)
+    const char* _a = (const char*)a;
+    const char* _b = (const char*)b;
+    for (; n && _a == _b; n--, _a++, _b++)
         ;
     if (!n) return 0;
-    if (*a_uchar > *b_uchar) return 1;
+    if (*_a > *_b) return 1;
     return -1;
 }