diff --git a/Makefile b/Makefile
index 14ffe03..4c2c633 100644
--- a/Makefile
+++ b/Makefile
@@ -65,7 +65,7 @@ test: $(TEST_BIN)
 
 $(TEST_BIN): $(TESTS) $(OBJS_STATIC)
 	@mkdir -p $(dir $@)
-	$(CC) $(CPPFLAGS) $(CFLAGS) $(TEST_LDFLAGS) $^ -o $@
+	$(CC) $(CPPFLAGS) -I tests $(CFLAGS) $(TEST_LDFLAGS) $^ -o $@
 
 .PHONY: install
 install: all
diff --git a/tests/handle/test_create.c b/tests/handle/test_create.c
index 48030ad..4b18f28 100644
--- a/tests/handle/test_create.c
+++ b/tests/handle/test_create.c
@@ -3,21 +3,7 @@
 #include <unistd.h>
 #include "icmp.h"
 #include "internal/icmp_internal.h"
-
-/* Helper: check if we have CAP_NET_RAW capability */
-static int
-has_net_raw_capability(void)
-{
-	icmp_handle_t *h = icmp_create();
-
-	if (NULL != h)
-	{
-		icmp_destroy(h);
-		return 1;
-	}
-
-	return 0;
-}
+#include "test_helpers.h"
 
 /* Test 1: icmp_create() success (skip without privileges) */
 Test(handle, create_success)
diff --git a/tests/handle/test_destroy.c b/tests/handle/test_destroy.c
index 9b88750..68a9e78 100644
--- a/tests/handle/test_destroy.c
+++ b/tests/handle/test_destroy.c
@@ -4,21 +4,7 @@
 #include <stdlib.h>
 #include "icmp.h"
 #include "internal/icmp_internal.h"
-
-/* Helper: check if we have CAP_NET_RAW capability */
-static int
-has_net_raw_capability(void)
-{
-	icmp_handle_t *h = icmp_create();
-
-	if (NULL != h)
-	{
-		icmp_destroy(h);
-		return 1;
-	}
-
-	return 0;
-}
+#include "test_helpers.h"
 
 /* Test 1: icmp_destroy() with NULL handle does not crash */
 Test(handle, destroy_null_handle)
diff --git a/tests/handle/test_get_fd.c b/tests/handle/test_get_fd.c
index b70bb3c..453be0b 100644
--- a/tests/handle/test_get_fd.c
+++ b/tests/handle/test_get_fd.c
@@ -1,21 +1,7 @@
 #include <criterion/criterion.h>
 #include "icmp.h"
 #include "internal/icmp_internal.h"
-
-/* Helper: check if we have CAP_NET_RAW capability */
-static int
-has_net_raw_capability(void)
-{
-	icmp_handle_t *h = icmp_create();
-
-	if (NULL != h)
-	{
-		icmp_destroy(h);
-		return 1;
-	}
-
-	return 0;
-}
+#include "test_helpers.h"
 
 /* Test 1: icmp_get_fd() with NULL handle returns -1 */
 Test(handle, get_fd_null_handle)
diff --git a/tests/socket/test_socket.c b/tests/socket/test_socket.c
index 32d50eb..77cc5d8 100644
--- a/tests/socket/test_socket.c
+++ b/tests/socket/test_socket.c
@@ -3,25 +3,7 @@
 #include <unistd.h>
 #include "internal/icmp_internal.h"
 #include "internal/icmp_socket.h"
-
-/* Helper: check if we have CAP_NET_RAW capability */
-static int
-has_net_raw_capability(void)
-{
-	struct icmp_handle h = {0};
-	int ret = socket_create(&h);
-
-	if (0 == ret)
-	{
-		close(h.fd);
-		return 1;
-	}
-
-	if (ICMP_ERR_PERMISSION == h.last_error)
-		return 0;
-
-	return -1;
-}
+#include "test_helpers.h"
 
 /* Test 1: socket_create() success (skip without privileges) */
 Test(socket, create_success)
diff --git a/tests/test_helpers.h b/tests/test_helpers.h
new file mode 100644
index 0000000..63ac835
--- /dev/null
+++ b/tests/test_helpers.h
@@ -0,0 +1,20 @@
+#ifndef TEST_HELPERS_H
+#define TEST_HELPERS_H
+
+#include "icmp.h"
+
+static inline int
+has_net_raw_capability(void)
+{
+	icmp_handle_t *h = icmp_create();
+
+	if (NULL != h)
+	{
+		icmp_destroy(h);
+		return 1;
+	}
+
+	return 0;
+}
+
+#endif