diff --git a/.gitlab-ci.yml b/.gitlab-ci.yml
index 4740a5a..0f90dcd 100644
--- a/.gitlab-ci.yml
+++ b/.gitlab-ci.yml
@@ -17,9 +17,9 @@ build:sh4-gcc:
     
 build:x86-gcc:
   stage: build
-  image: fedora:33
+  image: fedora:34
   before_script:
-    - sudo dnf install -y cmake gcc gcc-c++ SDL2-devel.i686 glibc-devel.i686
+    - sudo dnf install -y cmake gcc gcc-c++ SDL2-devel glibc-devel pkgconf-pkg-config glibc-devel.i686 SDL2-devel.i686
   script:
     - mkdir builddir
     - cd builddir
diff --git a/samples/profiler.c b/samples/profiler.c
index 357eb91..c44c3c9 100644
--- a/samples/profiler.c
+++ b/samples/profiler.c
@@ -99,8 +99,11 @@ static int thd_each_cb(kthread_t* thd, void* data) {
      * current. Obviouly thought between iterations the
      * PC will change so it's not like this is a true snapshot
      * in time across threads */
+    int old = irq_disable();
     uint32_t PC = thd->context.pc;
     uint32_t PR = thd->context.pr;
+    irq_restore(old);
+
     record_thread(PC, PR);
     return 0;
 }