diff --git a/coin/platform_configs/cmake_platforms.yaml b/coin/platform_configs/cmake_platforms.yaml
index 13bb9ce5..1c5d7b86 100644
--- a/coin/platform_configs/cmake_platforms.yaml
+++ b/coin/platform_configs/cmake_platforms.yaml
@@ -110,18 +110,6 @@ Configurations:
         'VCPKG_HOST_TRIPLET=x64-linux-qt',
         'VCPKG_TARGET_TRIPLET=x64-linux-qt',
     ]
--
-    Id: 'sles-15_sp5-static'
-    Template: 'qtci-linux-SLES-15_SP5-x86_64-51'
-    Compiler: 'GCC'
-    Features: ['Sccache', 'DisableTests', 'UseConfigure', 'GenerateSBOM', 'VerifySBOM']
-    Configure arguments: '-nomake examples -static -no-sql-db2 -no-sql-ibase -no-sql-mysql -no-sql-oci -no-sql-psql -no-sql-mimer'
-    Environment variables: [
-        'CMAKE_ARGS=-DOPENSSL_ROOT_DIR={{.Env.OPENSSL_HOME}}',
-        'NON_QTBASE_CMAKE_ARGS=-DFFMPEG_DIR={{.Env.FFMPEG_DIR}}',
-        'VCPKG_HOST_TRIPLET=x64-linux-qt',
-        'VCPKG_TARGET_TRIPLET=x64-linux-qt',
-    ]
 -
     Id: 'sles-15_sp6-static'
     Template: 'qtci-linux-SLES-15_SP6-x86_64-52'
diff --git a/coin/platform_configs/cmake_platforms_static_tests.yaml b/coin/platform_configs/cmake_platforms_static_tests.yaml
index e58d35c4..5cbc10e0 100644
--- a/coin/platform_configs/cmake_platforms_static_tests.yaml
+++ b/coin/platform_configs/cmake_platforms_static_tests.yaml
@@ -1,16 +1,5 @@
 Version: 2
 Configurations:
--
-    Id: 'sles-15_sp5-minimal-static'
-    Template: 'qtci-linux-SLES-15_SP5-x86_64-51'
-    Compiler: 'GCC'
-    Features: ['Sccache', 'MinimalStaticTests', 'UseConfigure']
-    Configure arguments: '-nomake examples -static -no-sql-db2 -no-sql-ibase -no-sql-mysql -no-sql-oci -no-sql-psql -no-sql-mimer'
-    Environment variables: [
-        'CMAKE_ARGS=-DOPENSSL_ROOT_DIR={{.Env.OPENSSL_HOME}}',
-        'VCPKG_HOST_TRIPLET=x64-linux-qt',
-        'VCPKG_TARGET_TRIPLET=x64-linux-qt',
-    ]
 -
     Id: 'sles-15_sp6-minimal-static'
     Template: 'qtci-linux-SLES-15_SP6-x86_64-52'
diff --git a/coin/platform_configs/qtsaferenderer-runtime.yaml b/coin/platform_configs/qtsaferenderer-runtime.yaml
index 91c36cdf..e999180b 100644
--- a/coin/platform_configs/qtsaferenderer-runtime.yaml
+++ b/coin/platform_configs/qtsaferenderer-runtime.yaml
@@ -9,7 +9,6 @@ Include: [
     "ubuntu-24.04-x64-developer-build",
     "ubuntu-24.04-arm64",
     "opensuse-15.6-developer-build",
-    "sles-15_sp5-static",
     "sles-15_sp6-static",
     "windows-10_22h2-msvc2022",
     "rhel-8.10",
diff --git a/coin/platform_configs/qtsaferenderer.yaml b/coin/platform_configs/qtsaferenderer.yaml
index 1606aa13..f175fa5a 100644
--- a/coin/platform_configs/qtsaferenderer.yaml
+++ b/coin/platform_configs/qtsaferenderer.yaml
@@ -10,7 +10,6 @@ Include: [
     "ubuntu-24.04-x64-developer-build",
     "ubuntu-24.04-arm64",
     "opensuse-15.6-developer-build",
-    "sles-15_sp5-static",
     "sles-15_sp6-static",
     "windows-10_22h2-msvc2022",
     "rhel-8.10",