diff --git a/payloads/libpayload/include/libpayload.h b/payloads/libpayload/include/libpayload.h
index a33d8bb382..7701a052c2 100644
--- a/payloads/libpayload/include/libpayload.h
+++ b/payloads/libpayload/include/libpayload.h
@@ -441,9 +441,6 @@ int exec(long addr, int argc, char **argv);
  */
 int bcd2dec(int b);
 int dec2bcd(int d);
-int abs(int j);
-long int labs(long int j);
-long long int llabs(long long int j);
 u8 bin2hex(u8 b);
 u8 hex2bin(u8 h);
 void hexdump(const void *memory, size_t length);
diff --git a/payloads/libpayload/include/stdlib.h b/payloads/libpayload/include/stdlib.h
index a6bc8e8b02..eb014f4533 100644
--- a/payloads/libpayload/include/stdlib.h
+++ b/payloads/libpayload/include/stdlib.h
@@ -201,6 +201,15 @@ int rand(void);
 void srand(unsigned int seed);
 /** @} */
 
+/**
+ * @defgroup misc Misc functions
+ * @{
+ */
+int abs(int j);
+long int labs(long int j);
+long long int llabs(long long int j);
+/** @} */
+
 /* Enter remote GDB mode. Will initialize connection if not already up. */
 void gdb_enter(void);
 /* Disconnect existing GDB connection if one exists. */