diff --git a/.github/workflows/ci.yml b/.github/workflows/ci.yml
index 6e0ee4d..c341626 100644
--- a/.github/workflows/ci.yml
+++ b/.github/workflows/ci.yml
@@ -10,26 +10,30 @@ jobs:
       - name: Install GCC multilib
         run: |
           sudo apt-get update
-          sudo apt-get install -y gcc-multilib g++-multilib
+          sudo apt-get install -y gcc-multilib g++-multilib ninja-build
+
+      - name: Configure
+        # Replace with RelWithDebInfo when -O2 crash is fixed
+        run: cmake -B build -G Ninja -DCMAKE_BUILD_TYPE=Debug
 
       - name: Build
-        run: make -j
+        run: cmake --build build
 
       - name: Test
         run: |
           wget https://cdn.discordapp.com/attachments/727918646525165659/917185027656286218/GC_WII_COMPILERS.zip
           unzip GC_WII_COMPILERS.zip
-          MWCIncludes=. ./wibo GC/2.7/mwcceppc.exe -c test/test.c
+          MWCIncludes=. build/wibo GC/2.7/mwcceppc.exe -c test/test.c
           file test.o
 
       - name: Upload build
         uses: actions/upload-artifact@v2
         with:
           name: wibo
-          path: wibo
+          path: build/wibo
 
       - name: Publish release
         uses: softprops/action-gh-release@v1
         if: startsWith(github.ref, 'refs/tags/')
         with:
-          files: wibo
+          files: build/wibo
diff --git a/.gitignore b/.gitignore
index db166ac..f7d5541 100644
--- a/.gitignore
+++ b/.gitignore
@@ -3,3 +3,6 @@ build/
 *.o
 
 .vscode/
+# CLion
+.idea/
+cmake-build-*/
diff --git a/CMakeLists.txt b/CMakeLists.txt
new file mode 100644
index 0000000..143db54
--- /dev/null
+++ b/CMakeLists.txt
@@ -0,0 +1,16 @@
+cmake_minimum_required(VERSION 3.13)
+project(wibo LANGUAGES CXX)
+set(CMAKE_CXX_STANDARD 17)
+set(CMAKE_CXX_FLAGS "${CMAKE_CXX_FLAGS} -m32 -Wall")
+add_executable(wibo
+    advapi32.cpp
+    files.cpp
+    kernel32.cpp
+    lmgr.cpp
+    loader.cpp
+    main.cpp
+    ole32.cpp
+    user32.cpp
+    version.cpp
+    )
+install(PROGRAMS wibo DESTINATION bin)
diff --git a/Dockerfile b/Dockerfile
index ecbe4e0..8187973 100644
--- a/Dockerfile
+++ b/Dockerfile
@@ -4,11 +4,14 @@ RUN apt-get update \
     && apt-get install -y --no-install-recommends \
         g++ \
         g++-multilib \
-        make
+        cmake \
+        ninja-build
 
 COPY . /wibo
 
-RUN make -C /wibo
+# Replace with RelWithDebInfo when -O2 crash is fixed
+RUN cmake -S /wibo -B /wibo/build -G Ninja -DCMAKE_BUILD_TYPE=Debug
+RUN cmake --build /wibo/build
 
 
 FROM ubuntu:22.04
@@ -18,6 +21,6 @@ RUN dpkg --add-architecture i386 \
     && apt-get install -y --no-install-recommends \
         libstdc++6:i386
 
-COPY --from=build /wibo/wibo /usr/local/sbin/wibo
+COPY --from=build /wibo/build/wibo /usr/local/sbin/wibo
 
 CMD /usr/local/sbin/wibo
diff --git a/Makefile b/Makefile
deleted file mode 100644
index af89e27..0000000
--- a/Makefile
+++ /dev/null
@@ -1,27 +0,0 @@
-all: wibo
-
-CXXFLAGS = -Wall -g -m32 -std=c++17 -lstdc++ -MD
-LDFLAGS = -lstdc++fs
-
-BUILD_DIR := build
-CPP_FILES := $(wildcard *.cpp)
-O_FILES := $(foreach file,$(CPP_FILES),$(BUILD_DIR)/$(file:.cpp=.o))
-DEP_FILES := $(O_FILES:.o=.d)
-
-$(BUILD_DIR):
-	mkdir -p $(BUILD_DIR)
-
-$(BUILD_DIR)/%.o: %.cpp | $(BUILD_DIR)
-	$(CXX) -c $(CXXFLAGS) $< -o $@
-
-wibo: $(O_FILES)
-	$(CXX) $(CXXFLAGS) $^ -o $@ $(LDFLAGS)
-
-clean:
-	$(RM) -r $(BUILD_DIR) wibo
-
-.PHONY: all clean
-
-MAKEFLAGS += --no-builtin-rules
-
--include $(DEP_FILES)
diff --git a/README.md b/README.md
index c4b38a1..f15c49d 100644
--- a/README.md
+++ b/README.md
@@ -4,7 +4,9 @@ A minimal, low-fuss wrapper that can run really simple command-line 32-bit Windo
 
 Don't run this on any untrusted executables, I implore you. (Or probably just don't run it at all... :p)
 
-    make && ./wibo
+    cmake -B build
+    cmake --build build
+    build/wibo
 
 ---
 
@@ -19,4 +21,4 @@ Rough to-do list:
 ---
 
 Related projects:
-* [taviso/loadlibrary](https://github.com/taviso/loadlibrary)
\ No newline at end of file
+* [taviso/loadlibrary](https://github.com/taviso/loadlibrary)