diff --git a/MC/config/PWGLF/ini/GeneratorLFHyperNucleiOOGap.ini b/MC/config/PWGLF/ini/GeneratorLFHyperNucleiOOGap.ini
index b960ffe3a..2c2477aab 100644
--- a/MC/config/PWGLF/ini/GeneratorLFHyperNucleiOOGap.ini
+++ b/MC/config/PWGLF/ini/GeneratorLFHyperNucleiOOGap.ini
@@ -1,6 +1,6 @@
 [GeneratorExternal]
 fileName=${O2DPG_MC_CONFIG_ROOT}/MC/config/PWGLF/pythia8/generator_pythia8_longlived_gaptriggered.C
-funcName=generateLongLivedGapTriggered("${O2DPG_MC_CONFIG_ROOT}/MC/config/PWGLF/pythia8/generator/hypernuclei_pbpb.gun", 1)
+funcName=generateLongLivedGapTriggered("${O2DPG_MC_CONFIG_ROOT}/MC/config/PWGLF/pythia8/generator/hypernuclei_oo.gun", 1)
 
 [GeneratorPythia8]
-config=${O2DPG_MC_CONFIG_ROOT}/MC/config/common/pythia8/generator/pythia8_OO_536.cfg
+config=${O2DPG_MC_CONFIG_ROOT}/MC/config/common/pythia8/generator/pythia8_OO_536.cfg
\ No newline at end of file
diff --git a/MC/config/PWGLF/pythia8/generator/hypernuclei_oo.gun b/MC/config/PWGLF/pythia8/generator/hypernuclei_oo.gun
new file mode 100644
index 000000000..66ba2dc0f
--- /dev/null
+++ b/MC/config/PWGLF/pythia8/generator/hypernuclei_oo.gun
@@ -0,0 +1,10 @@
+# PDG           N      ptMin   ptMax   yMin   yMax
+1000010020      2     0.2     10      -1     1
+1000010030      2     0.2     10      -1     1
+1000020030      2     0.2     10      -1     1
+1000020040      2     0.2     10      -1     1
+1010010030      2     0.2     10      -1     1
+1010010040      2     0.2     10      -1     1
+1010020040      2     0.2     10      -1     1
+1010000030      1     0.2     10      -1     1
+1000030040      1     0.2     10      -1     1
\ No newline at end of file