diff --git a/srcpkgs/firefox/patches/fix-tools.patch b/srcpkgs/firefox/patches/fix-tools.patch
index c48258d6ffe..80e79173bc2 100644
--- a/srcpkgs/firefox/patches/fix-tools.patch
+++ b/srcpkgs/firefox/patches/fix-tools.patch
@@ -3,7 +3,7 @@
 @@ -29,6 +29,8 @@
  #ifndef TOOLS_PLATFORM_H_
  #define TOOLS_PLATFORM_H_
- 
+
 +#include <sys/types.h>
 +
  #include <stdint.h>
@@ -25,20 +25,17 @@
 +  string base = p ? p+1 : c_filename;
    return base;
  }
- 
+
 --- tools/profiler/core/platform-linux-android.cpp.orig
 +++ tools/profiler/core/platform-linux-android.cpp
-@@ -715,11 +715,13 @@
- void TickSample::PopulateContext(void* aContext)
- {
+@@ -505,8 +505,10 @@
+   MOZ_ASSERT(mIsSynchronous);
    MOZ_ASSERT(aContext);
+
 +#if defined(__GLIBC__)
-   ucontext_t* pContext = reinterpret_cast<ucontext_t*>(aContext);
-   if (!getcontext(pContext)) {
-     context = pContext;
-     SetSampleContext(this,
-                      reinterpret_cast<ucontext_t*>(aContext)->uc_mcontext);
+   if (!getcontext(aContext)) {
+     FillInSample(*this, aContext);
    }
 +#endif
  }
- 
+
diff --git a/srcpkgs/firefox/template b/srcpkgs/firefox/template
index 0970e9f2bb6..3b532d62e08 100644
--- a/srcpkgs/firefox/template
+++ b/srcpkgs/firefox/template
@@ -1,13 +1,13 @@
 # Template build file for 'firefox'.
 pkgname=firefox
-version=54.0.1
+version=55.0.1
 revision=1
 short_desc="Mozilla Firefox web browser"
 maintainer="Juan RP <xtraeme@voidlinux.eu>"
 homepage="https://www.mozilla.org/firefox/"
 license="MPL-2.0, GPL-2, LGPL-2.1"
 distfiles="${MOZILLA_SITE}/${pkgname}/releases/${version}/source/${pkgname}-${version}.source.tar.xz"
-checksum=07843e68f2f64842bb230b7fe821e45c82944e64dc3f2a3a90d3ea9f1efa7f77
+checksum=827c26ed1940ce22aeeec98120cbe1a415365929a9186a0bc3c4c17726a9a9d3
 
 only_for_archs="i686 i686-musl x86_64 x86_64-musl"
 nopie=yes