diff --git a/api/export-doc.sh b/api/export-doc.sh
index f7a12869722..3073e2fe778 100755
--- a/api/export-doc.sh
+++ b/api/export-doc.sh
@@ -15,15 +15,18 @@ cp v1/README.md $TMP_FILE
 
 # cleanup the generated documentation for the website
 # remove the link to the top of the page
-sed -i '/<p align="right"><a href="#top">Top<\/a><\/p>/d' $TMP_FILE
-sed -i '/<a name="top"><\/a>/d' $TMP_FILE
+sed -i'' -e '/<p align="right"><a href="#top">Top<\/a><\/p>/d' $TMP_FILE
+sed -i'' -e '/<a name="top"><\/a>/d' $TMP_FILE
 # remove title
-sed -i '/^# Protocol Documentation/d' $TMP_FILE
+sed -i'' -e '/^# Protocol Documentation/d' $TMP_FILE
 # remove table of content
-sed -i -e '/## Table of Contents/,/##/{//!d}' $TMP_FILE
-sed -i '/^## Table of Contents/d' $TMP_FILE
+sed -i'' -e '/## Table of Contents/,/##/{//!d}' $TMP_FILE
+sed -i'' -e '/^## Table of Contents/d' $TMP_FILE
 # cleanup unecessary consecutive whitelines
-sed -i '/^[[:space:]]*$/N;/^[[:space:]]*\n[[:space:]]*$/D' $TMP_FILE
+sed -i'' -e '/^[[:space:]]*$/N;/^[[:space:]]*\n[[:space:]]*$/D' $TMP_FILE
+
+# Cleanup backup file that might be created by macOS sed:
+rm ${TMP_FILE}-e 2>/dev/null || true
 
 # add a frontmatter and a small introduction
 echo '---
@@ -42,4 +45,3 @@ The Tetragon API is an independant Go module that can be found in the Tetragon
 repository under [api](https://github.com/cilium/tetragon/tree/main/api). The
 version 1 of this API is defined in
 [github.com/cilium/tetragon/api/v1/tetragon](https://github.com/cilium/tetragon/tree/main/api/v1/tetragon).' | cat - $TMP_FILE > $1
-
diff --git a/docs/content/en/docs/reference/helm-chart.md b/docs/content/en/docs/reference/helm-chart.md
index d24f4f04658..975b48b429c 100644
--- a/docs/content/en/docs/reference/helm-chart.md
+++ b/docs/content/en/docs/reference/helm-chart.md
@@ -107,4 +107,3 @@ To use [the values available](#values), with `helm install` or `helm upgrade`, u
 | tetragonOperator.skipCRDCreation | bool | `false` |  |
 | tolerations[0].operator | string | `"Exists"` |  |
 | updateStrategy | object | `{}` |  |
-
diff --git a/install/kubernetes/export-doc.sh b/install/kubernetes/export-doc.sh
index 6660c4a7a04..c857978ee24 100755
--- a/install/kubernetes/export-doc.sh
+++ b/install/kubernetes/export-doc.sh
@@ -15,18 +15,20 @@ cp README.md $TMP_FILE
 
 # cleanup the generated documentation for the website
 # remove the title
-sed -i '/^# tetragon$/d' $TMP_FILE
+sed -i'' -e '/^# tetragon$/d' $TMP_FILE
 # remove the badges
-sed -i '/^\!\[Version:/d' $TMP_FILE
+sed -i'' -e '/^\!\[Version:/d' $TMP_FILE
 # remove the "Helm chart for Tetragon mention"
-sed -i '/^Helm chart for Tetragon$/d' $TMP_FILE
+sed -i'' -e '/^Helm chart for Tetragon$/d' $TMP_FILE
 # remove unnecessary line
-sed -i '/^----------------------------------------------$/d' $TMP_FILE
+sed -i'' -e '/^----------------------------------------------$/d' $TMP_FILE
 # remove autogenerated copyright
-sed -i '/^Autogenerated from chart metadata using \[helm-docs /d' $TMP_FILE
+sed -i'' -e '/^Autogenerated from chart metadata using \[helm-docs /d' $TMP_FILE
 # cleanup unecessary consecutive whitelines
-sed -i '/^[[:space:]]*$/N;/^[[:space:]]*\n[[:space:]]*$/D' $TMP_FILE
+sed -i'' -e '/^[[:space:]]*$/N;/^[[:space:]]*\n[[:space:]]*$/D' $TMP_FILE
 
+# Cleanup backup file that might be created by macOS sed:
+rm ${TMP_FILE}-e 2>/dev/null || true
 
 # add a frontmatter and a small introduction
 echo '---
@@ -39,7 +41,7 @@ This page was generated with github.io/cilium/tetragon/install/kubernetes/export
 please do not edit directly.
 {{< /comment >}}
 
-The Tetragon Helm chart source is available under 
+The Tetragon Helm chart source is available under
 [github.io/cilium/tetragon/install/kubernetes](https://github.com/cilium/tetragon/tree/main/install/kubernetes)
 and is distributed from the Cilium helm charts repository [helm.cilium.io](https://helm.cilium.io).
 
@@ -51,4 +53,3 @@ helm install tetragon cilium/tetragon -n kube-system
 ```
 
 To use [the values available](#values), with `helm install` or `helm upgrade`, use `--set key=value`.' | cat - $TMP_FILE > $1
-