diff --git a/check_missing_installations.sh b/check_missing_installations.sh
index 7edd2ebb39..79f6acc733 100755
--- a/check_missing_installations.sh
+++ b/check_missing_installations.sh
@@ -25,18 +25,6 @@ easystack=$1
 
 LOCAL_TMPDIR=$(mktemp -d)
 
-# ~~No longer required as we use from-commit as of EB 4.9.something~~
-# Clone the develop branch of EasyBuild and use that to search for easyconfigs
-#
-#if [[ -z ${EASYBUILD_ROBOT_PATHS} ]]; then
-#    git clone -b develop https://github.com/easybuilders/easybuild-easyconfigs.git $LOCAL_TMPDIR/easyconfigs
-#    export EASYBUILD_ROBOT_PATHS=$LOCAL_TMPDIR/easyconfigs/easybuild/easyconfigs
-#fi
-#
-# All PRs used in EESSI are supposed to be merged, so we can strip out all cases of from-pr
-# tmp_easystack=${LOCAL_TMPDIR}/$(basename ${easystack})
-# grep -v from-pr ${easystack} > ${tmp_easystack}
-
 source $TOPDIR/scripts/utils.sh
 
 source $TOPDIR/configure_easybuild
@@ -46,34 +34,11 @@ ${EB:-eb} --show-config
 
 echo ">> Checking for missing installations in ${EASYBUILD_INSTALLPATH}..."
 eb_missing_out=$LOCAL_TMPDIR/eb_missing.out
-${EB:-eb} --easystack ${tmp_easystack} --missing 2>&1 | tee ${eb_missing_out}
+${EB:-eb} --easystack ${easystack} --missing 2>&1 | tee ${eb_missing_out}
 exit_code=${PIPESTATUS[0]}
 
 ok_msg="Command 'eb --missing ...' succeeded, analysing output..."
 fail_msg="Command 'eb --missing ...' failed, check log '${eb_missing_out}'"
-if [ "$exit_code" -ne 0 ] && [ ! -z "$pr_exceptions" ]; then
-    # We might have failed due to unmerged PRs. Try to make exceptions for --from-pr added in this PR
-    # to software-layer, and see if then it passes. If so, we can report a more specific fail_msg
-    # Note that if no --from-pr's were used in this PR, $pr_exceptions will be empty and we might as
-    # well skip this check - unmerged PRs can not be the reason for the non-zero exit code in that scenario
-
-    # Let's use awk so we can allow for exceptions if we are given a PR diff file
-    awk_command="awk '\!/'from-pr'/ EXCEPTIONS' $easystack"
-    awk_command=${awk_command/\\/}  # Strip out the backslash we needed for !
-    eval ${awk_command/EXCEPTIONS/$pr_exceptions} > ${tmp_easystack}
-
-    msg=">> Checking for missing installations in ${EASYBUILD_INSTALLPATH},"
-    msg="${msg} allowing for --from-pr's that were added in this PR..."
-    echo ${msg}
-    eb_missing_out=$LOCAL_TMPDIR/eb_missing_with_from_pr.out
-    ${EB:-eb} --easystack ${tmp_easystack} --missing 2>&1 | tee ${eb_missing_out}
-    exit_code_with_from_pr=${PIPESTATUS[0]}
-
-    # If now we succeeded, the reason must be that we originally stripped the --from-pr's
-    if [ "$exit_code_with_from_pr" -eq 0 ]; then
-        fail_msg="$fail_msg (are you sure all PRs referenced have been merged in EasyBuild?)"
-    fi
-fi
 
 check_exit_code ${exit_code} "${ok_msg}" "${fail_msg}"