diff --git a/C/Makefile b/C/Makefile
index 40e79ef..c561066 100644
--- a/C/Makefile
+++ b/C/Makefile
@@ -5,7 +5,7 @@ CFLAGS=-std=c99 -D_XOPEN_SOURCE=500 -D_GNU_SOURCE -D_POSIX_C_SOURCE=200809L
 CWARN=-Wall -Wpedantic -Wextra -Wno-unknown-pragmas -Wno-missing-field-initializers\
 	  -Wno-padded -Wsign-conversion -Wno-missing-noreturn -Wno-cast-qual -Wtype-limits
 #CFLAGS += -fsanitize=address -fno-omit-frame-pointer
-ifeq($(shell uname -s),Darwin)
+ifeq ($(shell uname -s),Darwin)
 	CFLAGS += -D_DARWIN_C_SOURCE
 endif
 G=
diff --git a/Lua/Makefile b/Lua/Makefile
index d2af14a..7ecc7dc 100644
--- a/Lua/Makefile
+++ b/Lua/Makefile
@@ -5,7 +5,7 @@ CFLAGS=-std=c99 -D_XOPEN_SOURCE=500 -D_GNU_SOURCE -D_POSIX_C_SOURCE=200809L
 CWARN=-Wall -Wpedantic -Wextra -Wno-unknown-pragmas -Wno-missing-field-initializers\
 	  -Wno-padded -Wsign-conversion -Wno-missing-noreturn -Wno-cast-qual -Wtype-limits
 #CFLAGS += -fsanitize=address -fno-omit-frame-pointer
-ifeq($(shell uname -s),Darwin)
+ifeq ($(shell uname -s),Darwin)
 	CFLAGS += -D_DARWIN_C_SOURCE
 endif
 G=
diff --git a/Makefile b/Makefile
index eac1457..11cfc78 100644
--- a/Makefile
+++ b/Makefile
@@ -5,7 +5,7 @@ CFLAGS=-std=c99 -D_XOPEN_SOURCE=500 -D_GNU_SOURCE -D_POSIX_C_SOURCE=200809L
 CWARN=-Wall -Wpedantic -Wextra -Wno-unknown-pragmas -Wno-missing-field-initializers\
 	  -Wno-padded -Wsign-conversion -Wno-missing-noreturn -Wno-cast-qual -Wtype-limits
 #CFLAGS += -fsanitize=address -fno-omit-frame-pointer
-ifeq($(shell uname -s),Darwin)
+ifeq ($(shell uname -s),Darwin)
 	CFLAGS += -D_DARWIN_C_SOURCE
 endif
 G=
diff --git a/Python/Makefile b/Python/Makefile
index 3dd5054..24f3e64 100644
--- a/Python/Makefile
+++ b/Python/Makefile
@@ -5,7 +5,7 @@ CFLAGS=-std=c99 -D_XOPEN_SOURCE=500 -D_GNU_SOURCE -D_POSIX_C_SOURCE=200809L
 CWARN=-Wall -Wpedantic -Wextra -Wno-unknown-pragmas -Wno-missing-field-initializers\
 	  -Wno-padded -Wsign-conversion -Wno-missing-noreturn -Wno-cast-qual -Wtype-limits
 #CFLAGS += -fsanitize=address -fno-omit-frame-pointer
-ifeq($(shell uname -s),Darwin)
+ifeq ($(shell uname -s),Darwin)
 	CFLAGS += -D_DARWIN_C_SOURCE
 endif
 G=