diff --git a/CMakeLists.txt b/CMakeLists.txt
index e3ff16b..6f68b63 100644
--- a/CMakeLists.txt
+++ b/CMakeLists.txt
@@ -1,5 +1,5 @@
 cmake_minimum_required(VERSION 3.5)
-project(csnake VERSION 1.0 LANGUAGES C)
+project(csnake VERSION 1.1 LANGUAGES C)
 
 if(PROJECT_SOURCE_DIR STREQUAL PROJECT_BINARY_DIR)
   message(FATAL_ERROR "In-source builds are not allowed.")
@@ -16,6 +16,9 @@ add_executable(csnake
 
 set_target_properties(csnake PROPERTIES C_STANDARD 11)
 set_target_properties(csnake PROPERTIES C_EXTENSIONS FALSE)
+if(${CMAKE_SYSTEM_NAME} STREQUAL "FreeBSD")
+    target_link_libraries(csnake pthread)
+endif()
 target_include_directories(csnake PRIVATE ${CMAKE_CURRENT_SOURCE_DIR}/include)
 
 set(SIZE 10 CACHE STRING "Size of game field")
diff --git a/Makefile b/Makefile
index c374147..d13877c 100644
--- a/Makefile
+++ b/Makefile
@@ -7,6 +7,8 @@ OBJDIR = obj
 SRC = main.c screen.c input.c player.c platform.c sleep.c
 OBJ = $(addprefix $(OBJDIR)/,$(SRC:.c=.o))
 
+DEFLDFLAGS = $(shell if echo "" | cc -E -dM -xc - | grep __FreeBSD__ > /dev/null 2>&1; then echo "-lpthread"; fi)
+
 all: $(OUT)
 
 obj:
@@ -16,7 +18,7 @@ $(OBJDIR)/%.o: $(SRCDIR)/%.c
 	$(CC) -c -o $@ $< $(CFLAGS) $(INCLUDE)
 
 $(OUT): obj $(OBJ)
-	$(CC) -o $@ $(OBJ) $(LDFLAGS)
+	$(CC) -o $@ $(OBJ) $(LDFLAGS) $(DEFLDFLAGS)
 
 clean:
 	$(RM) $(OUT) $(OBJDIR)/*