diff --git a/lib/utils/compose_ts.ts b/lib/utils/compose_ts.ts
index 5b8d80a4..791b8531 100644
--- a/lib/utils/compose_ts.ts
+++ b/lib/utils/compose_ts.ts
@@ -1015,6 +1015,9 @@ export async function makeBuildTasks(
 			infoStr = `build [${task.context}]`;
 		}
 		logger.logDebug(`    ${task.serviceName}: ${infoStr}`);
+		// Workaround for Docker v20.10 + single-arch base images. See:
+		// https://www.flowdock.com/app/rulemotion/i-cli/threads/RuSu1KiWOn62xaGy7O2sn8m8BUc
+		task.dockerPlatform = 'none';
 	});
 
 	logger.logDebug(