diff --git a/unittests/fix16_macros_unittests.c b/unittests/fix16_macros_unittests.c
index cdfcfaf..e961d58 100644
--- a/unittests/fix16_macros_unittests.c
+++ b/unittests/fix16_macros_unittests.c
@@ -1,6 +1,6 @@
 /* This test checks that the F16() and F16C() macros work correctly. */
 
-#include <fix16.h>
+#include <libfixmath/fix16.h>
 #include <stdio.h>
 #include <math.h>
 #include <stdbool.h>
diff --git a/unittests/fix16_str_unittests.c b/unittests/fix16_str_unittests.c
index 46da171..1135eb8 100644
--- a/unittests/fix16_str_unittests.c
+++ b/unittests/fix16_str_unittests.c
@@ -1,4 +1,4 @@
-#include <fix16.h>
+#include <libfixmath/fix16.h>
 #include <stdio.h>
 #include <math.h>
 #include <string.h>