diff --git a/_gsocorgs/2019/desy.md b/_gsocorgs/2019/desy.md
index 1c2ad24b9..6b5d917b6 100644
--- a/_gsocorgs/2019/desy.md
+++ b/_gsocorgs/2019/desy.md
@@ -3,7 +3,7 @@ title: "DESY"
 author: "Frank Gaede"
 layout: default
 organization: DESY
-logo: DESY_logo.png
+logo: DESY-logo.png
 description: |
   The Deutsches Elektronen-Synchrotron (DESY) is a major German physics
   laboratory with a long interest in high-energy physics. DESY is a
diff --git a/_gsocorgs/2021/desy.md b/_gsocorgs/2021/desy.md
index 1c2ad24b9..6b5d917b6 100644
--- a/_gsocorgs/2021/desy.md
+++ b/_gsocorgs/2021/desy.md
@@ -3,7 +3,7 @@ title: "DESY"
 author: "Frank Gaede"
 layout: default
 organization: DESY
-logo: DESY_logo.png
+logo: DESY-logo.png
 description: |
   The Deutsches Elektronen-Synchrotron (DESY) is a major German physics
   laboratory with a long interest in high-energy physics. DESY is a
diff --git a/_gsocorgs/2022/desy.md b/_gsocorgs/2022/desy.md
index 1c2ad24b9..6b5d917b6 100644
--- a/_gsocorgs/2022/desy.md
+++ b/_gsocorgs/2022/desy.md
@@ -3,7 +3,7 @@ title: "DESY"
 author: "Frank Gaede"
 layout: default
 organization: DESY
-logo: DESY_logo.png
+logo: DESY-logo.png
 description: |
   The Deutsches Elektronen-Synchrotron (DESY) is a major German physics
   laboratory with a long interest in high-energy physics. DESY is a
diff --git a/_gsocorgs/2024/desy.md b/_gsocorgs/2024/desy.md
index 1c2ad24b9..6b5d917b6 100644
--- a/_gsocorgs/2024/desy.md
+++ b/_gsocorgs/2024/desy.md
@@ -3,7 +3,7 @@ title: "DESY"
 author: "Frank Gaede"
 layout: default
 organization: DESY
-logo: DESY_logo.png
+logo: DESY-logo.png
 description: |
   The Deutsches Elektronen-Synchrotron (DESY) is a major German physics
   laboratory with a long interest in high-energy physics. DESY is a
diff --git a/_gsocorgs/2025/desy.md b/_gsocorgs/2025/desy.md
index 1c2ad24b9..6b5d917b6 100644
--- a/_gsocorgs/2025/desy.md
+++ b/_gsocorgs/2025/desy.md
@@ -3,7 +3,7 @@ title: "DESY"
 author: "Frank Gaede"
 layout: default
 organization: DESY
-logo: DESY_logo.png
+logo: DESY-logo.png
 description: |
   The Deutsches Elektronen-Synchrotron (DESY) is a major German physics
   laboratory with a long interest in high-energy physics. DESY is a
diff --git a/images/DESY_logo.png b/images/DESY_logo.png
deleted file mode 100644
index 9689b28c1..000000000
Binary files a/images/DESY_logo.png and /dev/null differ