diff --git a/librecomp/CMakeLists.txt b/librecomp/CMakeLists.txt
index 92c9003..f8b10fe 100644
--- a/librecomp/CMakeLists.txt
+++ b/librecomp/CMakeLists.txt
@@ -43,4 +43,8 @@ target_compile_options(librecomp PRIVATE
     -Wno-unused-parameter
 )
 
+if (WIN32)
+    add_compile_definitions(NOMINMAX)
+endif()
+
 target_link_libraries(librecomp PRIVATE ultramodern)
diff --git a/ultramodern/CMakeLists.txt b/ultramodern/CMakeLists.txt
index 81d183f..90ac35a 100644
--- a/ultramodern/CMakeLists.txt
+++ b/ultramodern/CMakeLists.txt
@@ -34,3 +34,7 @@ target_compile_options(ultramodern PRIVATE
 #    -Wextra
     -Wno-unused-parameter
 )
+
+if (WIN32)
+    add_compile_definitions(NOMINMAX)
+endif()