diff --git a/CMakeLists.txt b/CMakeLists.txt
index bb8e862..8fb0716 100644
--- a/CMakeLists.txt
+++ b/CMakeLists.txt
@@ -7,7 +7,7 @@ set(CMAKE_C_STANDARD_REQUIRED ON)
 
 # Link BSD library for arc4random (on BSD systems)
 if (UNIX AND NOT APPLE)
-    set(CMAKE_C_FLAGS "${CMAKE_C_FLAGS} `pkg-config --libs libbsd`")
+    set(CMAKE_C_FLAGS "${CMAKE_C_FLAGS} `pkg-config --libs=libbsd`")
 endif ()
 
 add_executable(hanabi