diff --git a/src/main.cpp b/src/main.cpp
index f9ac6c6..7b89d90 100644
--- a/src/main.cpp
+++ b/src/main.cpp
@@ -578,7 +578,7 @@ int main(int argc, char *argv[]) {
                 }
 
                 //check if signup data is complete
-                if (!email.empty() && !name.empty() && !password.empty() && password == passwordConfirmation)
+                if (!email.empty() && !name.empty() && !password.empty() && password.compare(passwordConfirmation) != 0)
                     requestFillCompletion = true;
 
                 if (requestFillCompletion) {
@@ -619,7 +619,7 @@ int main(int argc, char *argv[]) {
                 }
                 else {
                     ctx[MUSTACHE_REGISTRATION_ERROR] = true;
-                    if (password != passwordConfirmation)
+                    if (password.compare(passwordConfirmation) != 0)
                         ctx[MUSTACHE_REGISTRATION_ERROR_PASS_CONFIRMATION] = true;
                     ctx[MUSTACHE_REGISTRATION_ERROR_EMAIL_NAME_PASS_NOT_FILLED] = true;
                 }