diff --git a/.gitignore b/.gitignore
index 2211df6..ec996fb 100644
--- a/.gitignore
+++ b/.gitignore
@@ -1 +1,2 @@
 *.txt
+*.fastq
diff --git a/shell.nix b/shell.nix
index 94c795b..576771b 100644
--- a/shell.nix
+++ b/shell.nix
@@ -8,7 +8,7 @@ mkShell {
     rPackages.immuneSIM
     rPackages.Biostrings
     jdk
-    # Develoment tools
+    # Development tools
     rPackages.languageserver
     rPackages.lintr
   ];