diff --git a/README.md b/README.md
index c3f6d82..b6a562f 100644
--- a/README.md
+++ b/README.md
@@ -18,7 +18,7 @@
 ![Parsec](parsec.png)
 # Parsec documentation
 
-Official technical documentation, user and developper guides of the Parsec project.
+Official technical documentation, user and developer guides of the Parsec project.
 
 ## Using
 
diff --git a/src/README.md b/src/README.md
index b1281ad..c8c2bf6 100644
--- a/src/README.md
+++ b/src/README.md
@@ -20,7 +20,7 @@
 **Parsec** is the **P**latform **A**bst**R**action for **SEC**urity,
 a new open-source initiative to provide a common API to secure services in a platform-agnostic way.
 
-Find here all the technical documentation of Parsec, alongside user and developper guides.
+Find here all the technical documentation of Parsec, alongside user and developer guides.
 
 # Disclaimer
 
diff --git a/src/SUMMARY.md b/src/SUMMARY.md
index 07cf8c7..296c9fe 100644
--- a/src/SUMMARY.md
+++ b/src/SUMMARY.md
@@ -44,7 +44,7 @@
     - [How to install Parsec on Linux](user_guides/install_parsec_linux.md)
     - [Parsec Configuration](user_guides/configuration.md)
     - [How to use Parsec](user_guides/use_parsec.md)
-- [Developper guides](dev_guides/README.md)
+- [Developer guides](dev_guides/README.md)
     - [How to build Parsec](dev_guides/build.md)
     - [How to test Parsec](dev_guides/test.md)
     - [Writing a new Parsec Client Library](dev_guides/writing_library.md)