diff --git a/build-fail-blacklist b/build-fail-blacklist
index 3ec878a35f7ef..a176375749eff 100644
--- a/build-fail-blacklist
+++ b/build-fail-blacklist
@@ -179,7 +179,6 @@ recipes/gemma
 recipes/roary
 recipes/deltabs
 recipes/gottcha
-recipes/pepnovo
 recipes/ea-utils
 recipes/nextgenmap
 recipes/igor_vdj
diff --git a/recipes/pepnovo/build.sh b/recipes/pepnovo/build.sh
index 39fc153db8187..e7f29ceca0dae 100644
--- a/recipes/pepnovo/build.sh
+++ b/recipes/pepnovo/build.sh
@@ -1,10 +1,12 @@
 #!/bin/bash
 
+set -xe
+
 cd src/
 
 # Below we add -Wno-narrowing because of the compilation error:
 #   CumulativeSeqProb.h:10:71: error: narrowing conversion of '999999999' from 'int' to 'float' inside { } [-Wnarrowing]
-make CC="${CXX}" CFLAGS="${CXXFLAGS} -Wno-narrowing " LDFLAGS="${LDFLAGS}"
+make -j ${CPU_COUNT} CC="${CXX}" CFLAGS="${CXXFLAGS} -Wno-narrowing " LDFLAGS="${LDFLAGS}"
 
 mkdir -p ${PREFIX}/bin
 cp PepNovo_bin ${PREFIX}/bin/pepnovo
diff --git a/recipes/pepnovo/meta.yaml b/recipes/pepnovo/meta.yaml
index 331467daea156..b920f8a3d6595 100644
--- a/recipes/pepnovo/meta.yaml
+++ b/recipes/pepnovo/meta.yaml
@@ -9,7 +9,9 @@ source:
     - 0001-fix-type-error-in-ReScoreDB.cpp.patch
 
 build:
-  number: 3
+  number: 4
+  run_exports:
+    - {{ pin_subpackage('pepnovo', max_pin=None) }}
 
 requirements:
   build:
@@ -28,5 +30,8 @@ about:
   summary: PepNovo serves as a high throughput de novo peptide sequencing tool for tandem mass spectrometry data
 
 extra:
+  additional-platforms:
+    - linux-aarch64
+    - osx-arm64
   identifiers:
     - biotools:pepnovo