diff --git a/Source/UnitTest/test_decode.cpp b/Source/UnitTest/test_decode.cpp
index 923c412..99190d0 100644
--- a/Source/UnitTest/test_decode.cpp
+++ b/Source/UnitTest/test_decode.cpp
@@ -23,7 +23,7 @@
 
 #include "gtest/gtest.h"
 
-#include "../astcenc.h"
+#include "//third_party/astc-encoder/Source/astcenc.h"
 
 namespace astcenc
 {
diff --git a/Source/UnitTest/test_simd.cpp b/Source/UnitTest/test_simd.cpp
index 49b6f8c..109b3a5 100644
--- a/Source/UnitTest/test_simd.cpp
+++ b/Source/UnitTest/test_simd.cpp
@@ -23,8 +23,8 @@
 
 #include "gtest/gtest.h"
 
-#include "../astcenc_internal.h"
-#include "../astcenc_vecmathlib.h"
+#include "//third_party/astc-encoder/Source/astcenc_internal.h"
+#include "//third_party/astc-encoder/Source/astcenc_vecmathlib.h"
 
 namespace astcenc
 {
diff --git a/Source/UnitTest/test_softfloat.cpp b/Source/UnitTest/test_softfloat.cpp
index 6e37616..2ecec32 100644
--- a/Source/UnitTest/test_softfloat.cpp
+++ b/Source/UnitTest/test_softfloat.cpp
@@ -21,7 +21,7 @@
 
 #include "gtest/gtest.h"
 
-#include "../astcenc_internal.h"
+#include "//third_party/astc-encoder/Source/astcenc_internal.h"
 
 namespace astcenc
 {
diff --git a/Utils/astcenc_u8_test_bench.cpp b/Utils/astcenc_u8_test_bench.cpp
index b44d695..0432425 100644
--- a/Utils/astcenc_u8_test_bench.cpp
+++ b/Utils/astcenc_u8_test_bench.cpp
@@ -26,9 +26,9 @@
 #define ASTCENC_F16C 1
 #define ASTCENC_SSE 41
 
-#include "../Source/astcenc_mathlib.cpp"
-#include "../Source/astcenc_color_unquantize.cpp"
-#include "../Source/astcenc_decompress_symbolic.cpp"
+#include "//third_party/astc-encoder/Source/astcenc_mathlib.cpp"
+#include "//third_party/astc-encoder/Source/astcenc_color_unquantize.cpp"
+#include "//third_party/astc-encoder/Source/astcenc_decompress_symbolic.cpp"
 
 int main()
 {