diff --git a/Utils/ArrayUtils.h b/Utils/ArrayUtils.h
index dad7fff..62e2199 100755
--- a/Utils/ArrayUtils.h
+++ b/Utils/ArrayUtils.h
@@ -184,6 +184,7 @@ namespace Utils::ArrayUtils
         return merged;
     }
 
+    inline
     char** merge_arrays_char(const char** array1, size_t size1, const char** array2, size_t size2)
     {
         char** merged = (char**) malloc((size1 + size2) * sizeof(char*));
diff --git a/Utils/StringUtils.h b/Utils/StringUtils.h
index e7a79b2..10200d7 100755
--- a/Utils/StringUtils.h
+++ b/Utils/StringUtils.h
@@ -19,7 +19,6 @@
 
 namespace Utils::StringUtils
 {
-    inline
     char *search_replace(const char *haystack, const char *needle, const char *replace)
     {
         const char *haystackT = haystack;
@@ -80,14 +79,14 @@ namespace Utils::StringUtils
     inline
     size_t str_count(const char *str, const char *substr)
     {
-        int l1 = strlen(str);
-        int l2 = strlen(substr);
+        size_t l1 = strlen(str);
+        size_t l2 = strlen(substr);
 
         if (l2 == 0 || l1 < l2) {
             return 0;
         }
 
-        int count = 0;
+        size_t count = 0;
         for (str = strstr(str, substr); str; str = strstr(str + l2, substr)) {
             ++count;
         }