diff --git a/secure/lib/libcrypto/Makefile.common b/secure/lib/libcrypto/Makefile.common
index 8c8fcdb8a54d..adb0695b9c84 100644
--- a/secure/lib/libcrypto/Makefile.common
+++ b/secure/lib/libcrypto/Makefile.common
@@ -10,7 +10,7 @@ CFLAGS+=	-DB_ENDIAN
 .ifndef WITHOUT_AUTO_ASM
 .if ${MACHINE_CPUARCH} == "aarch64" || ${MACHINE_CPUARCH} == "amd64" || \
     ${MACHINE_CPUARCH} == "arm" || ${MACHINE_CPUARCH} == "i386"
-.if !${MACHINE_ARCH:Maarch64*c*}
+.if !${MACHINE_ARCH:Maarch64*}
 ASM_${MACHINE_CPUARCH}=
 .endif
 .elif ${MACHINE_ARCH} == "powerpc" || ${MACHINE_ARCH} == "powerpc64" || \