diff --git a/core/src/credits.cpp b/core/src/credits.cpp
index 842e383f..3d301afc 100644
--- a/core/src/credits.cpp
+++ b/core/src/credits.cpp
@@ -57,15 +57,20 @@ namespace sdrpp_credits {
         "Eric Johnson",
         "Ernest Murphy (NH7L)",
         "Flinger Films",
+        "gringogrigio",
+        "Joe Cupano",
         "Kezza",
+        "Krys Kamieniecki",
         "Lee Donaghy",
+        "Lee KD1SQ",
         ".lozenge. (Hank Hill)",
         "ON4MU",
         "Passion-Radio.com",
         "Scanner School",
         "SignalsEverywhere",
         "Syne Ardwin (WI9SYN)",
-        "W4IPA"
+        "W4IPA",
+        "Zipper"
     };
 
     const int contributorCount = sizeof(contributors) / sizeof(char*);
diff --git a/readme.md b/readme.md
index 82b1454c..c105ecff 100644
--- a/readme.md
+++ b/readme.md
@@ -411,8 +411,12 @@ I will soon publish a contributing.md listing the code style to use.
 * Eric Johnson
 * Ernest Murphy (NH7L)
 * Flinger Films
+* gringogrigio
+* Joe Cupano
 * Kezza
+* Krys Kamieniecki
 * Lee Donaghy
+* Lee KD1SQ
 * .lozenge. (Hank Hill)
 * ON4MU
 * [Passion-Radio.com](https://passion-radio.com/)
@@ -420,6 +424,7 @@ I will soon publish a contributing.md listing the code style to use.
 * [SignalsEverywhere](https://signalseverywhere.com/)
 * Syne Ardwin (WI9SYN)
 * [W4IPA](https://twitter.com/W4IPAstroke5)
+* [Zipper](github.com/reppiZ)
 
 ## Contributors
 
@@ -445,6 +450,7 @@ I will soon publish a contributing.md listing the code style to use.
 * [Tobias Mädel](https://github.com/Manawyrm)
 * [Zimm](https://github.com/invader-zimm)
 
+
 ## Libraries used
 
 * [SoapySDR (PothosWare)](https://github.com/pothosware/SoapySDR)