diff --git a/event2_merge.f b/event2_merge.f
index 908ad18..c6e618a 100644
--- a/event2_merge.f
+++ b/event2_merge.f
@@ -1,8 +1,9 @@
 C-----------------------------------------------------------------------
-C --- HISTOGRAM MERGING UTILITY, VERSION 0.0
+C --- HISTOGRAM MERGING UTILITY, VERSION 0.1
 C --- DESIGNED TO BE USED IN CONJUNCTION WITH EERAD2 V0.4
 C
 C     VERSION 0.0 - 28th April 2026
+C     VERSION 0.1 - 5th May 2026 - Added log binning.
 C
 C     WRITTEN BY G. CHIURATO
 C
@@ -70,7 +71,7 @@ C --- NEED TO USE UNIT 20 TO AVOID CONFLICT WITH UNIT 10 USED BY GREAD
 C --- READ FIRST HIST AND SAVE BIN NUMBER AND TITLE
       READ(20, '(A)', END=20) LINE
       CALL GREAD(LINE)
-      CALL GPROP1(ID, NX, XMIN, XMAX,LH)
+      CALL GPROP1(ID, NX, XMIN, XMAX, LH)
 C --- TODO: IN THIS WAY THE MERGED HIST HAS THE SAME NAME AS THE LAST 
 C     OPENED HIST. NEED TO CHANGE THIS TO SOMETHING DIFFERENT
       CALL GTITLE(ID, TITLE, LENTIT)
diff --git a/gbook.f b/gbook.f
index ae34bc8..0ee3c1c 100644
--- a/gbook.f
+++ b/gbook.f
@@ -1031,11 +1031,12 @@ C-----------------------------------------------------------------------
       PARAMETER (NSIZE=200000, NMAX=2000)
       COMMON /GBOOK/ A(NSIZE)
 
-      INTEGER NX, IOS, ID, IDERR
+      INTEGER NX, IOS, ID, IDERR, LH
       LOGICAL INDATA
 
       INDATA = .FALSE.
       IDERR = 0
+      LH = 0
 
       OPEN(10, FILE=FILE, STATUS='OLD')