diff --git a/srcpkgs/sysdig/patches/musl-execinfo.patch b/srcpkgs/sysdig/patches/musl-execinfo.patch
index 109b826cd22..0111d59a573 100644
--- a/srcpkgs/sysdig/patches/musl-execinfo.patch
+++ b/srcpkgs/sysdig/patches/musl-execinfo.patch
@@ -1,33 +1,3 @@
---- userspace/libsinsp/utils.cpp	2015-11-06 23:42:21.000000000 +0100
-+++ userspace/libsinsp/utils.cpp	2015-11-07 17:16:50.225795163 +0100
-@@ -21,7 +21,9 @@
- #include <limits.h>
- #include <stdlib.h>
- #include <sys/time.h>
-+#if defined(__GLIBC__)
- #include <execinfo.h>
-+#endif
- #include <unistd.h>
- #include <sys/time.h>
- #include <netdb.h>
-@@ -741,7 +743,7 @@
-     return tv.tv_sec * (uint64_t) 1000000000 + tv.tv_usec * 1000;
- }
- 
--#ifndef _WIN32
-+#if !defined(_WIN32) && defined(__GLIBC__)
- void sinsp_utils::bt(void)
- {
- 	static const char start[] = "BACKTRACE ------------";
-@@ -763,7 +765,7 @@
- 
- 	free(bt_syms);
- }
--#endif // _WIN32
-+#endif // !defined(_WIN32) && defined(__GLIBC__)
- 
- ///////////////////////////////////////////////////////////////////////////////
- // gettimeofday() windows implementation
 --- userspace/libsinsp/utils.h	2015-11-06 23:42:21.000000000 +0100
 +++ userspace/libsinsp/utils.h	2015-11-07 17:17:34.171798332 +0100
 @@ -79,7 +79,7 @@
@@ -39,3 +9,32 @@
  	//
  	// Print the call stack
  	//
+--- userspace/libsinsp/utils.cpp.orig
++++ userspace/libsinsp/utils.cpp
+@@ -21,7 +21,7 @@
+ #include <limits.h>
+ #include <stdlib.h>
+ #include <sys/time.h>
+-#ifndef CYGWING_AGENT
++#ifndef __GLIBC__
+ #include <execinfo.h>
+ #endif
+ #include <unistd.h>
+@@ -770,7 +770,7 @@
+ #endif
+ }
+ 
+-#ifndef CYGWING_AGENT
++#ifndef __GLIBC__
+ #ifndef _WIN32
+ void sinsp_utils::bt(void)
+ {
+@@ -893,7 +893,7 @@
+ 
+ 	return 0;
+ }
+-#endif // _WIN32
++#endif // !defined(_WIN32) && defined(__GLIBC__)
+ 
+ ///////////////////////////////////////////////////////////////////////////////
+ // gethostname wrapper
diff --git a/srcpkgs/sysdig/template b/srcpkgs/sysdig/template
index 32e9df9c053..3b488f3ef07 100644
--- a/srcpkgs/sysdig/template
+++ b/srcpkgs/sysdig/template
@@ -1,7 +1,7 @@
 # Template file for 'sysdig'
 pkgname=sysdig
-version=0.20.0
-revision=2
+version=0.21.0
+revision=1
 build_style=cmake
 configure_args="-DSYSDIG_VERSION=${version} -DUSE_BUNDLED_DEPS=OFF
  -DUSE_BUNDLED_B64=ON -DUSE_BUNDLED_JQ=ON -DBUILD_DRIVER=OFF"
@@ -17,7 +17,7 @@ license="GPL-2"
 homepage="http://www.sysdig.org/"
 _changelog="https://github.com/draios/sysdig/releases"
 distfiles="https://github.com/draios/${pkgname}/archive/${version}.tar.gz"
-checksum=e1f7e824831a9b902f6df0e818c41bdfc21175398d58318d7892df9c601e7e96
+checksum=3ba35ca1e84dd4487bdeff078ff0e48c862fa6887688f9c8d4a076865c6f9a05
 nocross=yes
 disable_parallel_build=yes
 only_for_archs="i686 x86_64"