diff --git a/CMakeLists.txt b/CMakeLists.txt
index 2b7564780..09c8951ef 100644
--- a/CMakeLists.txt
+++ b/CMakeLists.txt
@@ -103,11 +103,11 @@ string(REGEX REPLACE " /W[0-4]" "" CMAKE_CXX_FLAGS "${CMAKE_CXX_FLAGS}")
 find_package(fmt REQUIRED CONFIG)
 
 # Duktape
-find_package(duktape CONFIG)
+find_package(Duktape CONFIG)
 if (NOT DUKTAPE_FOUND)
     # Duktape doesn't nativelly support CMake.
     # Some config script patches use the capitalized version.
-    find_package(Duktape REQUIRED CONFIG)
+    find_package(duktape REQUIRED CONFIG)
 endif()
 
 unset(CMAKE_FOLDER)