diff --git a/include/cryb/Makefile.am b/include/cryb/Makefile.am
index 1c0655d..a064c72 100644
--- a/include/cryb/Makefile.am
+++ b/include/cryb/Makefile.am
@@ -14,7 +14,6 @@ if CRYB_CORE
 cryb_HEADERS += \
 	algorithm.h \
 	assert.h \
-	attributes.h \
 	bitwise.h \
 	core.h \
 	ctype.h \
diff --git a/include/cryb/test.h b/include/cryb/test.h
index 983bf8a..660f8a8 100644
--- a/include/cryb/test.h
+++ b/include/cryb/test.h
@@ -38,7 +38,6 @@
 #define CRYB_TEST_HAVE_STDIO 1
 #endif
 
-#include <cryb/attributes.h>
 #include <cryb/coverage.h>
 
 CRYB_DISABLE_COVERAGE