diff --git a/radio/fhi_72/README.md b/radio/fhi_72/README.md
index 48e21220fb..e161ceaf40 100644
--- a/radio/fhi_72/README.md
+++ b/radio/fhi_72/README.md
@@ -46,5 +46,5 @@ For PUSCH/PRACH, `oran_fh_if4p5_south_in()` calls `xran_fh_rx_read_slot()`/
 This is done through either a message queue, or through polling, which in both
 cases depends on xran calling the callbacks `oai_xran_fh_rx_callback()`/
 `oai_xran_fh_rx_prach_callback()` as installed during xran initialization.
-Once unblocked, it reads first PRACH data, then PUSCH data, before returning to
+Once unblocked, it reads first PUSCH data, then PRACH data, before returning to
 OAI.
diff --git a/radio/fhi_72/oran_isolate.c b/radio/fhi_72/oran_isolate.c
index 29da80a979..4f45a6cf18 100644
--- a/radio/fhi_72/oran_isolate.c
+++ b/radio/fhi_72/oran_isolate.c
@@ -277,19 +277,7 @@ void oran_fh_if4p5_south_in(RU_t *ru, int *frame, int *slot)
       .prach_buf = NULL,
   };
 
-  /* Firstly, process PRACH packets */
-  int f_prach, sl_prach;
-#if defined F_RELEASE
-  // no PRACH callback (no queue) in F release so use the expected combination
-  f_prach = *frame;
-  sl_prach = *slot;
-#endif
-  ret = xran_fh_rx_prach_read_slot(ru->gNB_list[0], &ru_info, &f_prach, &sl_prach);
-  if (ret != 0) {
-    printf("ORAN: %d.%d ORAN_fh_if4p5_south_in ERROR in RX PRACH function \n", f_prach, sl_prach);
-  }
-
-  /* Secondly, process PUSCH packets */
+  /* Firstly, process PUSCH packets */
   RU_proc_t *proc = &ru->proc; // to check if (frame,slot) combination corresponds to the expected PUSCH one
   int f, sl;
   LOG_D(HW, "Read rxdataF %p,%p\n", ru_info.rxdataF[0], ru_info.rxdataF[1]);
@@ -301,6 +289,18 @@ void oran_fh_if4p5_south_in(RU_t *ru, int *frame, int *slot)
     printf("ORAN: %d.%d ORAN_fh_if4p5_south_in ERROR in RX function \n", f, sl);
   }
 
+  /* Secondly, process PRACH packets */
+  int f_prach, sl_prach;
+#if defined F_RELEASE
+  // no PRACH callback (no queue) in F release so use the expected combination
+  f_prach = *frame;
+  sl_prach = *slot;
+#endif
+  ret = xran_fh_rx_prach_read_slot(ru->gNB_list[0], &ru_info, &f_prach, &sl_prach);
+  if (ret != 0) {
+    printf("ORAN: %d.%d ORAN_fh_if4p5_south_in ERROR in RX PRACH function \n", f_prach, sl_prach);
+  }
+
   int slots_per_frame = 10 << (ru->openair0_cfg.nr_scs_for_raster);
   proc->tti_rx = sl;
   proc->frame_rx = f;