diff --git a/ci/jobs-dev/run_post_hrrr_ifi_HERA.sh b/ci/jobs-dev/run_post_hrrr_ifi_HERA.sh
index 9dc193ebe..3f398f6c7 100755
--- a/ci/jobs-dev/run_post_hrrr_ifi_HERA.sh
+++ b/ci/jobs-dev/run_post_hrrr_ifi_HERA.sh
@@ -72,9 +72,6 @@ write_ifi_debug_files=.true.
 EOF
 #FMIN
 
-#copy fix data
-cp $homedir/fix/fix_2.3.0/*bin .
-
 #copy xml
 cp ${svndir}/parm/params_grib2_tbl_new params_grib2_tbl_new
 cp ${svndir}/parm/postxconfig-NT-ifi.txt postxconfig-NT.txt
diff --git a/ci/rt.sh b/ci/rt.sh
index a81ba913e..b1254af2d 100755
--- a/ci/rt.sh
+++ b/ci/rt.sh
@@ -71,7 +71,7 @@ run_rtma=yes
 # Tests with IFI enabled only work if libIFI is present.
 if [[ "$have_ifi" == yes && "$disable_ifi" == no ]] ; then
   run_hrrr_ifi=yes
-  run_ifi_standalone_hrrr=no # turned off by default because it doesn't match UPP output yet
+  run_ifi_standalone_hrrr=yes
   run_fv3r_ifi=yes
   run_ifi_standalone_fv3r=yes
 else
diff --git a/sorc/ncep_post.fd/IFI.F b/sorc/ncep_post.fd/IFI.F
index ce4dbc86a..05d5c35b7 100644
--- a/sorc/ncep_post.fd/IFI.F
+++ b/sorc/ncep_post.fd/IFI.F
@@ -1,5 +1,12 @@
 !> @file
 !> @brief upp_ifi_mod declares variables used in the in-flight icing (IFI) routines.
+!>
+!> ### Program history log:
+!> Date | Programmer | Comments
+!> -----|------------|---------
+!> ca 2023-2025 | Sam Trahan and UCAR collaborators    | Initial
+!> 2025-02-27   | Sam Trahan                           | Bugfix: Reject IFI_APCP only where it is spval
+
 module upp_ifi_mod
 
 #ifdef USE_IFI
@@ -792,7 +799,7 @@ END SUBROUTINE EXCH_c_float
 !$OMP PARALLEL DO COLLAPSE(2)
     do j=jsta,jend
        do i=ista,iend
-          if(ifi_apcp(i,j)>9e9 .or. ifi_apcp(i,j)<-9e9 .or. ifi_apcp(i,j)==0) then
+          if(ifi_apcp(i,j) == spval) then
              ifi_apcp(i,j) = avgprec_cont(i,j)*to_hourly
           else if(ITPREC>1e-5) then
              ifi_apcp(i,j) = ifi_apcp(i,j)/itprec
diff --git a/sorc/ncep_post.fd/SURFCE.f b/sorc/ncep_post.fd/SURFCE.f
index d8c1c023b..b5b852528 100644
--- a/sorc/ncep_post.fd/SURFCE.f
+++ b/sorc/ncep_post.fd/SURFCE.f
@@ -56,6 +56,7 @@
 !> 2024-06-11 | E James    | Modifying RRFS hourly average smoke/dust fields to be PM2.5 and PM20
 !> 2024-08-26 | K Asmar    | Modify max winds at 10m agl for UFS time buckets
 !> 2024-10-29 | W Meng     | Unify iSF_SURFACE_PHYSICS as:1 for NOHA,2 for NOAH MP,3 for RUC 
+!> 2025-02-27 | S Trahan   | Update comment to match new use of IFI_APCP in IFI.F
 !>     
 !> @note
 !> USAGE:    CALL SURFCE
@@ -4048,7 +4049,7 @@ SUBROUTINE SURFCE
                ENDIF 
              ENDDO
            ENDDO
-           ! Note: IFI.F may replace IFI_APCP with other values where it is spval or 0
+           ! Note: IFI.F may replace IFI_APCP=spval with other values
          ENDIF
 
          IF (IGET(434)>0.) THEN