diff --git a/Sources/SWBCore/BuildRequestContext.swift b/Sources/SWBCore/BuildRequestContext.swift
index bcfddde6..b7e3a3a3 100644
--- a/Sources/SWBCore/BuildRequestContext.swift
+++ b/Sources/SWBCore/BuildRequestContext.swift
@@ -101,7 +101,7 @@ public final class BuildRequestContext: Sendable {
             [Path("\(name).framework/\(name)"), Path("/\(name).framework/Versions/A/\(name)")]
         })
 
-        for platformExtension in await workspaceContext.core.pluginManager.extensions(of: PlatformInfoExtensionPoint.self) {
+        for platformExtension in workspaceContext.core.pluginManager.extensions(of: PlatformInfoExtensionPoint.self) {
             suffixes.append(contentsOf: platformExtension.additionalKnownTestLibraryPathSuffixes())
         }
         return suffixes
diff --git a/Sources/SWBCore/ToolchainRegistry.swift b/Sources/SWBCore/ToolchainRegistry.swift
index b701b11e..f3e1a081 100644
--- a/Sources/SWBCore/ToolchainRegistry.swift
+++ b/Sources/SWBCore/ToolchainRegistry.swift
@@ -286,7 +286,7 @@ public final class Toolchain: Hashable, Sendable {
             path.join("usr").join("bin"),
         ]
 
-        for platformExtension in await pluginManager.extensions(of: PlatformInfoExtensionPoint.self) {
+        for platformExtension in pluginManager.extensions(of: PlatformInfoExtensionPoint.self) {
             executableSearchPaths.append(contentsOf: platformExtension.additionalToolchainExecutableSearchPaths(toolchainIdentifier: identifier, toolchainPath: path))
         }
 
@@ -450,7 +450,7 @@ public final class ToolchainRegistry: @unchecked Sendable {
             var fs: any FSProxy
         }
 
-        for toolchainExtension in await delegate.pluginManager.extensions(of: ToolchainRegistryExtensionPoint.self) {
+        for toolchainExtension in delegate.pluginManager.extensions(of: ToolchainRegistryExtensionPoint.self) {
             do {
                 for toolchain in try await toolchainExtension.additionalToolchains(context: Context(hostOperatingSystem: hostOperatingSystem, toolchainRegistry: self, fs: fs)) {
                     try register(toolchain)
diff --git a/Sources/SWBTaskConstruction/TaskProducers/BuildPhaseTaskProducers/FilesBasedBuildPhaseTaskProducer.swift b/Sources/SWBTaskConstruction/TaskProducers/BuildPhaseTaskProducers/FilesBasedBuildPhaseTaskProducer.swift
index 0a76ccfb..37612eb5 100644
--- a/Sources/SWBTaskConstruction/TaskProducers/BuildPhaseTaskProducers/FilesBasedBuildPhaseTaskProducer.swift
+++ b/Sources/SWBTaskConstruction/TaskProducers/BuildPhaseTaskProducers/FilesBasedBuildPhaseTaskProducer.swift
@@ -614,7 +614,7 @@ package class FilesBasedBuildPhaseTaskProducerBase: PhasedTaskProducer {
         // Reorder resolvedBuildFiles so that file types which compile to Swift appear first in the list and so are processed first.
         // This is needed because generated sources aren't added to the the main source code list.
         // rdar://102834701 (File grouping for 'collection groups' is sensitive to ordering of build phase members)
-        let compileToSwiftFileTypes = await context.workspaceContext.core.pluginManager.fileTypesProducingGeneratedSources()
+        let compileToSwiftFileTypes = context.workspaceContext.core.pluginManager.fileTypesProducingGeneratedSources()
         var compileToSwiftFiles = [ResolvedBuildFile]()
         var otherBuildFiles = [ResolvedBuildFile]()
         for resolvedBuildFile in resolvedBuildFiles {
@@ -792,7 +792,7 @@ package class FilesBasedBuildPhaseTaskProducerBase: PhasedTaskProducer {
             return []
         }
 
-        let fileIdentifiersGeneratingSources = await context.workspaceContext.core.pluginManager.fileTypesProducingGeneratedSources()
+        let fileIdentifiersGeneratingSources = context.workspaceContext.core.pluginManager.fileTypesProducingGeneratedSources()
         guard !fileIdentifiersGeneratingSources.isEmpty else {
             return []
         }
diff --git a/Sources/SWBTaskConstruction/TaskProducers/OtherTaskProducers/XCTestProductTypeTaskProducer.swift b/Sources/SWBTaskConstruction/TaskProducers/OtherTaskProducers/XCTestProductTypeTaskProducer.swift
index ca200f25..10ea802d 100644
--- a/Sources/SWBTaskConstruction/TaskProducers/OtherTaskProducers/XCTestProductTypeTaskProducer.swift
+++ b/Sources/SWBTaskConstruction/TaskProducers/OtherTaskProducers/XCTestProductTypeTaskProducer.swift
@@ -270,7 +270,7 @@ final class XCTestProductPostprocessingTaskProducer: PhasedTaskProducer, TaskPro
                 Self.swiftTestingFrameworkPath(scope, context.platform, context.workspaceContext.fs)
             ]
 
-            for platformExtension in await context.workspaceContext.core.pluginManager.extensions(of: PlatformInfoExtensionPoint.self) {
+            for platformExtension in context.workspaceContext.core.pluginManager.extensions(of: PlatformInfoExtensionPoint.self) {
                 frameworkPaths.append(contentsOf: platformExtension.additionalTestLibraryPaths(scope: scope, platform: context.platform, fs: context.workspaceContext.fs))
             }
 
@@ -471,7 +471,7 @@ final class XCTestHostTaskProducer: PhasedTaskProducer, TaskProducer {
                 XCTestProductPostprocessingTaskProducer.swiftTestingFrameworkPath(scope, context.platform, context.workspaceContext.fs)
             ]
 
-            for platformExtension in await context.workspaceContext.core.pluginManager.extensions(of: PlatformInfoExtensionPoint.self) {
+            for platformExtension in context.workspaceContext.core.pluginManager.extensions(of: PlatformInfoExtensionPoint.self) {
                 srcPaths.append(contentsOf: platformExtension.additionalTestLibraryPaths(scope: scope, platform: context.platform, fs: context.workspaceContext.fs))
             }
 
diff --git a/Tests/SWBAndroidPlatformTests/SWBAndroidPlatformTests.swift b/Tests/SWBAndroidPlatformTests/SWBAndroidPlatformTests.swift
index 3a808d48..6e3a3129 100644
--- a/Tests/SWBAndroidPlatformTests/SWBAndroidPlatformTests.swift
+++ b/Tests/SWBAndroidPlatformTests/SWBAndroidPlatformTests.swift
@@ -95,7 +95,7 @@ fileprivate struct AndroidBuildOperationTests: CoreBasedTests {
                     ),
                 ])
             let core = try await getCore()
-            let androidExtension = try await #require(core.pluginManager.extensions(of: SDKRegistryExtensionPoint.self).compactMap { $0 as? AndroidSDKRegistryExtension }.only)
+            let androidExtension = try #require(core.pluginManager.extensions(of: SDKRegistryExtensionPoint.self).compactMap { $0 as? AndroidSDKRegistryExtension }.only)
             let (_, androidNdk) = try #require(await androidExtension.plugin.effectiveInstallation(host: core.hostOperatingSystem))
             if androidNdk.version < Version(27) && arch == "riscv64" {
                 return // riscv64 support was introduced in NDK r27