1 files changed, 1 insertions, 1 deletions
diff --git a/Makerules b/Makerules
index d75a6115..29051d8e 100644
--- a/Makerules
+++ b/Makerules
@@ -110,7 +110,7 @@ else ifeq "$(OS)" "Linux"
 
 HAVE_PTHREADS ?= yes
 
-ifeq "$(shell pkg-config --exists libcrypto && echo yes)" "yes"
+ifeq "$(shell pkg-config --exists 'libcrypto <= 1.0.1t' && echo yes)" "yes"
 HAVE_LIBCRYPTO = yes
 SYS_LIBCRYPTO_CFLAGS = -DHAVE_LIBCRYPTO $(shell pkg-config --cflags libcrypto)
 SYS_LIBCRYPTO_LIBS = $(shell pkg-config --libs libcrypto)