diff --git a/SLS_C/include/sls/lexer.h b/SLS_C/include/sls/lexer.h
index ab3b3f3..dcecdbc 100644
--- a/SLS_C/include/sls/lexer.h
+++ b/SLS_C/include/sls/lexer.h
@@ -8,7 +8,7 @@
 
 #include <stddef.h>
 
-#include "sls_errors.h"
+#include "sls/sls_errors.h"
 
 extern const size_t TYPE_NAMES_SAFE_LENGTH;
 
diff --git a/SLS_C/include/tests/tests.h b/SLS_C/include/tests/tests.h
index 1034264..4cc80d5 100644
--- a/SLS_C/include/tests/tests.h
+++ b/SLS_C/include/tests/tests.h
@@ -8,7 +8,7 @@
 
 #include <stddef.h>
 
-#include "../sls/sls_errors.h"
+#include "sls/sls_errors.h"
 
 extern const char *TEST_FILE_NAME;