diff --git a/coin/platform_configs/address_sanitizer_platforms.yaml b/coin/platform_configs/address_sanitizer_platforms.yaml
index 285aa70d..ec06c821 100644
--- a/coin/platform_configs/address_sanitizer_platforms.yaml
+++ b/coin/platform_configs/address_sanitizer_platforms.yaml
@@ -1,15 +1,5 @@
 Version: 2
 Configurations:
--
-    Id: 'opensuse-15.5-host-asan'
-    Template: 'qtci-linux-openSUSE-15.5-x86_64-52'
-    Compiler: 'GCC'
-    Features: ['PinCores', 'Sccache', 'WarningsAreErrors', 'UseConfigure', 'UseAddressSanitizer']
-    Configure arguments: '-nomake examples -developer-build'
-    Environment variables: [
-        'CMAKE_ARGS=-DOPENSSL_ROOT_DIR={{.Env.OPENSSL_HOME}}',
-        'NON_QTBASE_CMAKE_ARGS=-DFFMPEG_DIR={{.Env.FFMPEG_DIR}} -DQT_DEPLOY_FFMPEG=TRUE'
-    ]
 -
     Id: 'opensuse-15.6-host-asan'
     Template: 'qtci-linux-openSUSE-15.6-x86_64-51'
diff --git a/coin/platform_configs/cmake_platforms.yaml b/coin/platform_configs/cmake_platforms.yaml
index f4c58ea4..615f5924 100644
--- a/coin/platform_configs/cmake_platforms.yaml
+++ b/coin/platform_configs/cmake_platforms.yaml
@@ -107,17 +107,6 @@ Configurations:
     Compiler: 'GCC'
     Features: ['PinCores', 'Sccache', 'TestOnly', 'InsignificantTests']
     Platform dependency: 'ubuntu-24.04-x64'
--
-    Id: 'opensuse-15.5-developer-build'
-    Template: 'qtci-linux-openSUSE-15.5-x86_64-52'
-    Compiler: 'GCC'
-    Features: ['PinCores', 'Sccache', 'WarningsAreErrors', 'UseConfigure']
-    Configure arguments: '-nomake examples -developer-build'
-    Environment variables: [
-        'PATH={{.Env.CMAKE_MIN_SUPPORTED_BIN_PATH}}:{{.Env.PATH}}',
-        'CMAKE_ARGS=-DOPENSSL_ROOT_DIR={{.Env.OPENSSL_HOME}}',
-        'NON_QTBASE_CMAKE_ARGS=-DFFMPEG_DIR={{.Env.FFMPEG_DIR}} -DQT_DEPLOY_FFMPEG=TRUE'
-    ]
 -
     Id: 'opensuse-15.6-developer-build'
     Template: 'qtci-linux-openSUSE-15.6-x86_64-51'
diff --git a/coin/platform_configs/cmake_platforms_wasm.yaml b/coin/platform_configs/cmake_platforms_wasm.yaml
index 647acc7e..7cdba074 100644
--- a/coin/platform_configs/cmake_platforms_wasm.yaml
+++ b/coin/platform_configs/cmake_platforms_wasm.yaml
@@ -2,18 +2,6 @@ Version: 2
 Configurations:
 -
     Id: 'webassembly-linux-thread-asyncify'
-    Template: 'qtci-linux-openSUSE-15.5-x86_64-52'
-    Target os: 'WebAssembly'
-    Compiler: 'GCC'
-    Platform dependency: 'opensuse-15.5-developer-build'
-    Features: ['Sccache', 'DoNotRunTests', 'UseConfigure']
-    Environment variables: [
-        'EM_CONFIG={{.Env.EMSDK}}/.emscripten',
-        "TARGET_CONFIGURE_ARGS=-release -platform wasm-emscripten -nomake examples -feature-thread \
-         -feature-exceptions -DQT_QMAKE_DEVICE_OPTIONS=\"QT_EMSCRIPTEN_ASYNCIFY=1\""
-    ]
--
-    Id: 'webassembly-linux-thread-asyncify-openSUSE-15.6'
     Template: 'qtci-linux-openSUSE-15.6-x86_64-51'
     Target os: 'WebAssembly'
     Compiler: 'GCC'
@@ -41,10 +29,10 @@ Configurations:
     ]
 -
     Id: 'webassembly-linux-thread'
-    Template: 'qtci-linux-openSUSE-15.5-x86_64-52'
+    Template: 'qtci-linux-openSUSE-15.6-x86_64-51'
     Target os: 'WebAssembly'
     Compiler: 'GCC'
-    Platform dependency: 'opensuse-15.5-developer-build'
+    Platform dependency: 'opensuse-15.6-developer-build'
     Features: ['Packaging', 'Sccache', 'DisableTests', 'UseConfigure', 'GenerateSBOM', 'VerifySBOM']
     Environment variables: [
         'EM_CONFIG={{.Env.EMSDK}}/.emscripten',
@@ -52,34 +40,8 @@ Configurations:
         'NON_QTBASE_TARGET_CMAKE_ARGS=-DQT_ADDITIONAL_HOST_PACKAGES_PREFIX_PATH=/usr/local -DQT_PROTOBUF_WELL_KNOWN_TYPES_PROTO_DIR=/usr/local/include',
         'TARGET_CMAKE_ARGS=-DQT_GENERATE_WRAPPER_SCRIPTS_FOR_ALL_HOSTS=ON'
     ]
--
-    Id: 'webassembly-linux-thread-openSUSE-15.6'
-    Template: 'qtci-linux-openSUSE-15.6-x86_64-51'
-    Target os: 'WebAssembly'
-    Compiler: 'GCC'
-    Platform dependency: 'opensuse-15.6-developer-build'
-    Features: ['Sccache', 'DisableTests', 'UseConfigure', 'GenerateSBOM', 'VerifySBOM']
-    Environment variables: [
-        'EM_CONFIG={{.Env.EMSDK}}/.emscripten',
-        'TARGET_CONFIGURE_ARGS=-release -platform wasm-emscripten -nomake examples -feature-thread',
-        'NON_QTBASE_TARGET_CMAKE_ARGS=-DQT_ADDITIONAL_HOST_PACKAGES_PREFIX_PATH=/usr/local -DQT_PROTOBUF_WELL_KNOWN_TYPES_PROTO_DIR=/usr/local/include',
-        'TARGET_CMAKE_ARGS=-DQT_GENERATE_WRAPPER_SCRIPTS_FOR_ALL_HOSTS=ON'
-    ]
 -
     Id: 'webassembly-linux-shared'
-    Template: 'qtci-linux-openSUSE-15.5-x86_64-52'
-    Target os: 'WebAssembly'
-    Compiler: 'GCC'
-    Platform dependency: 'opensuse-15.5-developer-build'
-    Features: ['Sccache', 'DisableTests', 'UseConfigure', 'GenerateSBOM', 'VerifySBOM']
-    Environment variables: [
-        'EM_CONFIG={{.Env.EMSDK}}/.emscripten',
-        'TARGET_CONFIGURE_ARGS=-release -platform wasm-emscripten -no-feature-thread -nomake tests -nomake examples -shared',
-        'NON_QTBASE_TARGET_CMAKE_ARGS=-DQT_ADDITIONAL_HOST_PACKAGES_PREFIX_PATH=/usr/local -DQT_PROTOBUF_WELL_KNOWN_TYPES_PROTO_DIR=/usr/local/include',
-        'TARGET_CMAKE_ARGS=-DQT_GENERATE_WRAPPER_SCRIPTS_FOR_ALL_HOSTS=ON'
-    ]
--
-    Id: 'webassembly-linux-shared-openSUSE-15.6'
     Template: 'qtci-linux-openSUSE-15.6-x86_64-51'
     Target os: 'WebAssembly'
     Compiler: 'GCC'
diff --git a/coin/platform_configs/qtsaferenderer-runtime.yaml b/coin/platform_configs/qtsaferenderer-runtime.yaml
index f33170f1..3a3e93ff 100644
--- a/coin/platform_configs/qtsaferenderer-runtime.yaml
+++ b/coin/platform_configs/qtsaferenderer-runtime.yaml
@@ -8,7 +8,6 @@ Include: [
   cmake_platforms.yaml: [
     "ubuntu-22.04",
     "ubuntu-22.04-developer-build",
-    "opensuse-15.5-developer-build",
     "opensuse-15.6-developer-build",
     "sles-15_sp5-static",
     "sles-15_sp6-static",
diff --git a/coin/platform_configs/qtsaferenderer.yaml b/coin/platform_configs/qtsaferenderer.yaml
index 3228862a..d0da81c1 100644
--- a/coin/platform_configs/qtsaferenderer.yaml
+++ b/coin/platform_configs/qtsaferenderer.yaml
@@ -8,7 +8,6 @@ Include: [
   cmake_platforms.yaml: [
     "ubuntu-22.04",
     "ubuntu-22.04-developer-build",
-    "opensuse-15.5-developer-build",
     "opensuse-15.6-developer-build",
     "sles-15_sp5-static",
     "sles-15_sp6-static",
diff --git a/coin/platform_configs/wasm_qtbase_tests.yaml b/coin/platform_configs/wasm_qtbase_tests.yaml
index a0ed2e82..b268c58f 100644
--- a/coin/platform_configs/wasm_qtbase_tests.yaml
+++ b/coin/platform_configs/wasm_qtbase_tests.yaml
@@ -2,15 +2,8 @@ Version: 2
 Configurations:
 -
     Id: 'webassembly-linux-thread-asyncify-tests'
-    Template: 'qtci-linux-openSUSE-15.5-x86_64-52'
-    Target os: 'WebAssembly'
-    Compiler: 'GCC'
-    Features: ['PinCores', 'Sccache', 'TestOnly']
-    Platform dependency: 'webassembly-linux-thread-asyncify'
--
-    Id: 'webassembly-linux-thread-asyncify-tests-openSUSE-15.6'
     Template: 'qtci-linux-openSUSE-15.6-x86_64-51'
     Target os: 'WebAssembly'
     Compiler: 'GCC'
     Features: ['PinCores', 'Sccache', 'TestOnly']
-    Platform dependency: 'webassembly-linux-thread-asyncify-openSUSE-15.6'
+    Platform dependency: 'webassembly-linux-thread-asyncify'