diff --git a/CMakeLists.txt b/CMakeLists.txt
index 37e33e968a..a11cdfaa46 100644
--- a/CMakeLists.txt
+++ b/CMakeLists.txt
@@ -2361,9 +2361,7 @@ if(USE_SYSTEM_ZSTD)
 	target_include_directories(${CoreLibName} PRIVATE ${ZSTD_INCLUDE_DIR})
 	target_link_libraries(${CoreLibName} ${ZSTD_LIBRARY})
 else()
-	set(ZSTD_BUILD_PROGRAMS OFF CACHE BOOL "we don't need zstd programs" FORCE)
-	set(ZSTD_LEGACY_SUPPORT OFF CACHE BOOL "we don't use any old zstd files" FORCE)
-	add_subdirectory(ext/zstd/build/cmake EXCLUDE_FROM_ALL)
+	add_subdirectory(ext/zstd-build)
 	set(CoreExtraLibs ${CoreExtraLibs} libzstd_static)
 	include_directories(ext/zstd/lib)
 endif()
diff --git a/Core/HLE/sceKernelInterrupt.cpp b/Core/HLE/sceKernelInterrupt.cpp
index ab3fc4ff7b..3554e2c878 100644
--- a/Core/HLE/sceKernelInterrupt.cpp
+++ b/Core/HLE/sceKernelInterrupt.cpp
@@ -882,7 +882,7 @@ static int sysclib_sprintf(u32 dst, u32 fmt) {
 		}
 	}
 
-	DEBUG_LOG(SCEKERNEL, "sysclib_sprintf result string has length %u, content:", result.length());
+	DEBUG_LOG(SCEKERNEL, "sysclib_sprintf result string has length %d, content:", (int)result.length());
 	DEBUG_LOG(SCEKERNEL, "%s", result.c_str());
 	if (!Memory::IsValidRange(dst, result.length() + 1)) {
 		ERROR_LOG(SCEKERNEL, "sysclib_sprintf result string is too long or dst is invalid");
diff --git a/ext/zstd-build/CMakeLists.txt b/ext/zstd-build/CMakeLists.txt
new file mode 100644
index 0000000000..c295da5461
--- /dev/null
+++ b/ext/zstd-build/CMakeLists.txt
@@ -0,0 +1,51 @@
+cmake_minimum_required (VERSION 3.2.0)
+project (libzstd_static)
+
+set(SRC_DIR ../zstd/lib)
+message(${SRC_DIR})
+
+set(ALL_SOURCE_FILES
+	${SRC_DIR}/common/debug.c
+	${SRC_DIR}/common/entropy_common.c
+	${SRC_DIR}/common/error_private.c
+	${SRC_DIR}/common/fse_decompress.c
+	${SRC_DIR}/common/pool.c
+	${SRC_DIR}/common/threading.c
+	${SRC_DIR}/common/xxhash.c
+	${SRC_DIR}/common/zstd_common.c
+	${SRC_DIR}/compress/fse_compress.c
+	${SRC_DIR}/compress/hist.c
+	${SRC_DIR}/compress/huf_compress.c
+	${SRC_DIR}/compress/zstd_compress.c
+	${SRC_DIR}/compress/zstd_compress_literals.c
+	${SRC_DIR}/compress/zstd_compress_sequences.c
+	${SRC_DIR}/compress/zstd_compress_superblock.c
+	${SRC_DIR}/compress/zstd_double_fast.c
+	${SRC_DIR}/compress/zstd_fast.c
+	${SRC_DIR}/compress/zstd_lazy.c
+	${SRC_DIR}/compress/zstd_ldm.c
+	${SRC_DIR}/compress/zstd_opt.c
+	${SRC_DIR}/compress/zstdmt_compress.c
+	${SRC_DIR}/decompress/huf_decompress.c
+	${SRC_DIR}/decompress/zstd_ddict.c
+	${SRC_DIR}/decompress/zstd_decompress.c
+	${SRC_DIR}/decompress/zstd_decompress_block.c
+	${SRC_DIR}/dictBuilder/cover.c
+	${SRC_DIR}/dictBuilder/divsufsort.c
+	${SRC_DIR}/dictBuilder/fastcover.c
+	${SRC_DIR}/dictBuilder/zdict.c
+)
+
+if (MSVC)
+    add_compile_options(-DZSTD_DISABLE_ASM)
+else ()
+    if(CMAKE_SYSTEM_PROCESSOR MATCHES "amd64.*|AMD64.*|x86_64.*|X86_64.*")
+        set(ALL_SOURCE_FILES ${ALL_SOURCE_FILES} ${SRC_DIR}/decompress/huf_decompress_amd64.S)
+    else()
+        add_compile_options(-DZSTD_DISABLE_ASM)
+    endif()
+endif ()
+
+add_library(libzstd_static STATIC ${ALL_SOURCE_FILES})
+
+target_include_directories(libzstd_static PUBLIC ../zstd/lib)