diff --git a/srcpkgs/cmake/patches/0001-Tests-ConfigSources-fix-for-CMAKE_BUILD_TYPE-None.patch b/srcpkgs/cmake/patches/0001-Tests-ConfigSources-fix-for-CMAKE_BUILD_TYPE-None.patch
new file mode 100644
index 00000000000..d0a2860cc86
--- /dev/null
+++ b/srcpkgs/cmake/patches/0001-Tests-ConfigSources-fix-for-CMAKE_BUILD_TYPE-None.patch
@@ -0,0 +1,13 @@
+diff --git Tests/ConfigSources/CMakeLists.txt Tests/ConfigSources/CMakeLists.txt
+index a3d98f685f..84ef26b0fd 100644
+--- Tests/ConfigSources/CMakeLists.txt
++++ Tests/ConfigSources/CMakeLists.txt
+@@ -75,7 +75,7 @@ add_custom_command(APPEND
+   )
+ foreach(n RANGE 1 5)
+   set_property(SOURCE custom${n}_Debug.cpp PROPERTY COMPILE_DEFINITIONS CUSTOM_CFG_DEBUG)
+-  foreach(other Release RelWithDebInfo MinSizeRel)
++  foreach(other None Release RelWithDebInfo MinSizeRel)
+     set_property(SOURCE custom${n}_${other}.cpp PROPERTY COMPILE_DEFINITIONS CUSTOM_CFG_OTHER)
+   endforeach()
+ endforeach()
diff --git a/srcpkgs/cmake/template b/srcpkgs/cmake/template
index aa32cea5f04..93dbc971646 100644
--- a/srcpkgs/cmake/template
+++ b/srcpkgs/cmake/template
@@ -1,6 +1,6 @@
 # Template file for 'cmake'
 pkgname=cmake
-version=3.19.7
+version=3.20.0
 revision=1
 build_style=cmake
 configure_args="-DCMAKE_DOC_DIR=/share/doc/cmake -DCMAKE_BUILD_TYPE=None
@@ -16,7 +16,7 @@ maintainer="Nathan Owens <ndowens04@gmail.com>"
 license="BSD-3-Clause, ICU"
 homepage="https://www.cmake.org"
 distfiles="https://www.cmake.org/files/v${version%.*}/${pkgname}-${version}.tar.gz"
-checksum=58a15f0d56a0afccc3cc5371234fce73fcc6c8f9dbd775d898e510b83175588e
+checksum=9c06b2ddf7c337e31d8201f6ebcd3bba86a9a033976a9aee207fe0c6971f4755
 
 export CMAKE_GENERATOR="Unix Makefiles"