diff --git a/src/core/tls.h b/src/core/tls.h
index 791bde86..1e1a1038 100644
--- a/src/core/tls.h
+++ b/src/core/tls.h
@@ -21,8 +21,6 @@
 
 #include <openssl/ssl.h>
 
-#include <stdbool.h>
-
 typedef struct _TLS_REC TLS_REC;
 typedef struct _TLS_CERT_REC TLS_CERT_REC;
 typedef struct _TLS_CERT_ENTRY_REC TLS_CERT_ENTRY_REC;