diff --git a/.cirrus.yml b/.cirrus.yml
index e6c3caae35..54f0d56865 100644
--- a/.cirrus.yml
+++ b/.cirrus.yml
@@ -388,7 +388,6 @@ asan_sanitizer_task:
   env:
     CXXFLAGS: -DZEEK_DICT_DEBUG
     ZEEK_CI_CONFIGURE_FLAGS: *ASAN_SANITIZER_CONFIG
-    ZEEK_CI_DISABLE_SCRIPT_PROFILING: 1
     ASAN_OPTIONS: detect_leaks=1
 
 ubsan_sanitizer_task:
@@ -403,7 +402,6 @@ ubsan_sanitizer_task:
   env:
     CXXFLAGS: -DZEEK_DICT_DEBUG
     ZEEK_CI_CONFIGURE_FLAGS: *UBSAN_SANITIZER_CONFIG
-    ZEEK_CI_DISABLE_SCRIPT_PROFILING: 1
     ZEEK_TAILORED_UB_CHECKS: 1
     UBSAN_OPTIONS: print_stacktrace=1
 
diff --git a/ci/test.sh b/ci/test.sh
index b643293911..310212ab00 100755
--- a/ci/test.sh
+++ b/ci/test.sh
@@ -59,13 +59,6 @@ function run_btests {
 
     pushd testing/btest
 
-    # Commenting out this line in btest.cfg causes the script profiling/coverage
-    # to be disabled. We do this for the sanitizer build right now because of a
-    # fairly significant performance bug when running tests.
-    if [ "${ZEEK_CI_DISABLE_SCRIPT_PROFILING}" = "1" ]; then
-        sed -i 's/^ZEEK_PROFILER_FILE/#ZEEK_PROFILER_FILE/g' btest.cfg
-    fi
-
     ${BTEST} -z ${ZEEK_CI_BTEST_RETRIES} -d -A -x btest-results.xml -j ${ZEEK_CI_BTEST_JOBS} || result=1
     make coverage
     prep_artifacts
@@ -74,15 +67,6 @@ function run_btests {
 }
 
 function run_external_btests {
-    # Commenting out this line in btest.cfg causes the script profiling/coverage
-    # to be disabled. We do this for the sanitizer build right now because of a
-    # fairly significant performance bug when running tests.
-    if [ "${ZEEK_CI_DISABLE_SCRIPT_PROFILING}" = "1" ]; then
-        pushd testing/external
-        sed -i 's/^ZEEK_PROFILER_FILE/#ZEEK_PROFILER_FILE/g' subdir-btest.cfg
-        popd
-    fi
-
     local zeek_testing_pid=""
     local zeek_testing_pid_private=""
     pushd testing/external/zeek-testing