diff --git a/extra/cmake/build b/extra/cmake/build
index efa22fb2..ea314ac1 100755
--- a/extra/cmake/build
+++ b/extra/cmake/build
@@ -1,7 +1,5 @@
 #!/bin/sh -e
 
-patch -p1 < cmake-no-execinfo.patch
-
 if command -v cmake >/dev/null; then
     cmake -B build \
         -DCMAKE_INSTALL_PREFIX=/usr \
@@ -10,6 +8,7 @@ if command -v cmake >/dev/null; then
         -DCMAKE_USE_SYSTEM_EXPAT=True \
         -DCMAKE_USE_SYSTEM_ZLIB=True \
         -DCMAKE_USE_SYSTEM_BZIP2=True \
+        -DBUILD_CursesDialog=OFF \
         -DBUILD_TESTING=OFF
 
     cmake --build   build
@@ -21,7 +20,9 @@ else
         --system-curl \
         --system-expat \
         --system-zlib \
-        --system-bzip2
+        --system-bzip2 \
+        --parallel="$(grep -scF 'core id' /proc/cpuinfo)" -- \
+        -DBUILD_CursesDialog=OFF
 
     make
     make install
diff --git a/extra/cmake/checksums b/extra/cmake/checksums
index 67bf4f96..23b7fe3b 100644
--- a/extra/cmake/checksums
+++ b/extra/cmake/checksums
@@ -1,2 +1 @@
 4931e277a4db1a805f13baa7013a7757a0cbfe5b7932882925c7061d9d1fa82b
-93f5582efd076673f9bcb3e639bd594e378954a5a3130e5921027ede23c3325c
diff --git a/extra/cmake/patches/cmake-no-execinfo.patch b/extra/cmake/patches/cmake-no-execinfo.patch
deleted file mode 100644
index fd1e7156..00000000
--- a/extra/cmake/patches/cmake-no-execinfo.patch
+++ /dev/null
@@ -1,52 +0,0 @@
-diff --git a/Source/kwsys/SystemInformation.cxx b/Source/kwsys/SystemInformation.cxx
-index ed1cdc0..d3afe21 100644
---- a/Source/kwsys/SystemInformation.cxx
-+++ b/Source/kwsys/SystemInformation.cxx
-@@ -150,18 +150,8 @@ typedef struct rlimit ResourceLimitType;
- #  include <OS.h>
- #endif
- 
--#if defined(KWSYS_SYSTEMINFORMATION_HAS_BACKTRACE)
--#  include <execinfo.h>
--#  if defined(KWSYS_SYSTEMINFORMATION_HAS_CPP_DEMANGLE)
--#    include <cxxabi.h>
--#  endif
--#  if defined(KWSYS_SYSTEMINFORMATION_HAS_SYMBOL_LOOKUP)
--#    include <dlfcn.h>
--#  endif
--#else
- #  undef KWSYS_SYSTEMINFORMATION_HAS_CPP_DEMANGLE
- #  undef KWSYS_SYSTEMINFORMATION_HAS_SYMBOL_LOOKUP
--#endif
- 
- #include <cctype> // int isdigit(int c);
- #include <cstdio>
-diff --git a/Source/kwsys/kwsysPlatformTestsCXX.cxx b/Source/kwsys/kwsysPlatformTestsCXX.cxx
-index 0bfa20e..0208417 100644
---- a/Source/kwsys/kwsysPlatformTestsCXX.cxx
-+++ b/Source/kwsys/kwsysPlatformTestsCXX.cxx
-@@ -102,24 +102,6 @@ int main()
- }
- #endif
- 
--#ifdef TEST_KWSYS_CXX_HAS_BACKTRACE
--#  if defined(__PATHSCALE__) || defined(__PATHCC__) ||                        \
--    (defined(__LSB_VERSION__) && (__LSB_VERSION__ < 41))
--backtrace does not work with this compiler or os
--#  endif
--#  if (defined(__GNUC__) || defined(__PGI)) && !defined(_GNU_SOURCE)
--#    define _GNU_SOURCE
--#  endif
--#  include <execinfo.h>
--int main()
--{
--  void* stackSymbols[256];
--  backtrace(stackSymbols, 256);
--  backtrace_symbols(&stackSymbols[0], 1);
--  return 0;
--}
--#endif
--
- #ifdef TEST_KWSYS_CXX_HAS_DLADDR
- #  if (defined(__GNUC__) || defined(__PGI)) && !defined(_GNU_SOURCE)
- #    define _GNU_SOURCE
diff --git a/extra/cmake/sources b/extra/cmake/sources
index 47f9bc86..d7d5fc21 100644
--- a/extra/cmake/sources
+++ b/extra/cmake/sources
@@ -1,2 +1 @@
 https://cmake.org/files/vMAJOR.MINOR/cmake-VERSION.tar.gz
-patches/cmake-no-execinfo.patch