diff --git a/lib/dependencies/AMDRequireContextDependency.js b/lib/dependencies/AMDRequireContextDependency.js
index cf7254968..dfe4c8f82 100644
--- a/lib/dependencies/AMDRequireContextDependency.js
+++ b/lib/dependencies/AMDRequireContextDependency.js
@@ -5,7 +5,6 @@
 "use strict";
 
 const ContextDependency = require("./ContextDependency");
-const CriticalDependencyWarning = require("./CriticalDependencyWarning");
 class AMDRequireContextDependency extends ContextDependency {
 	constructor(request, recursive, regExp, range, valueRange) {
 		super(request, recursive, regExp);
@@ -16,14 +15,6 @@ class AMDRequireContextDependency extends ContextDependency {
 	get type() {
 		return "amd require context";
 	}
-
-	getWarnings() {
-		if(this.critical) {
-			return [
-				new CriticalDependencyWarning(this.critical)
-			];
-		}
-	}
 }
 AMDRequireContextDependency.Template = require("./ContextDependencyTemplateAsRequireCall");
 module.exports = AMDRequireContextDependency;
diff --git a/lib/dependencies/CommonJsRequireContextDependency.js b/lib/dependencies/CommonJsRequireContextDependency.js
index 338cbf049..40e8c06fc 100644
--- a/lib/dependencies/CommonJsRequireContextDependency.js
+++ b/lib/dependencies/CommonJsRequireContextDependency.js
@@ -4,7 +4,6 @@
 */
 "use strict";
 const ContextDependency = require("./ContextDependency");
-const CriticalDependencyWarning = require("./CriticalDependencyWarning");
 const ContextDependencyTemplateAsRequireCall = require("./ContextDependencyTemplateAsRequireCall");
 
 class CommonJsRequireContextDependency extends ContextDependency {
@@ -18,15 +17,6 @@ class CommonJsRequireContextDependency extends ContextDependency {
 		return "cjs require context";
 	}
 
-	getWarnings() {
-		if(!this.critical) {
-			return;
-		}
-
-		return [
-			new CriticalDependencyWarning(this.critical)
-		];
-	}
 }
 
 CommonJsRequireContextDependency.Template = ContextDependencyTemplateAsRequireCall;
diff --git a/lib/dependencies/ContextDependency.js b/lib/dependencies/ContextDependency.js
index ff90d92a4..21fad952f 100644
--- a/lib/dependencies/ContextDependency.js
+++ b/lib/dependencies/ContextDependency.js
@@ -4,6 +4,7 @@
 */
 "use strict";
 const Dependency = require("../Dependency");
+const CriticalDependencyWarning = require("./CriticalDependencyWarning");
 
 class ContextDependency extends Dependency {
 	constructor(request, recursive, regExp) {
@@ -13,6 +14,13 @@ class ContextDependency extends Dependency {
 		this.recursive = recursive;
 		this.regExp = regExp;
 		this.async = false;
+
+		this.hadGlobalOrStickyRegExp = false;
+		if(this.regExp.global || this.regExp.sticky) {
+			this.regExp = null;
+			this.hadGlobalOrStickyRegExp = true;
+		}
+
 	}
 
 	isEqualResource(other) {
@@ -24,6 +32,18 @@ class ContextDependency extends Dependency {
 			this.regExp === other.regExp &&
 			this.async === other.async;
 	}
+
+	getWarnings() {
+		let warnings = super.getWarnings() || [];
+		if(this.critical) {
+			warnings.push(new CriticalDependencyWarning(this.critical));
+		}
+		if(this.hadGlobalOrStickyRegExp) {
+			warnings.push(new CriticalDependencyWarning("Contexts can't use RegExps with the 'g' or 'y' flags."));
+		}
+		return warnings;
+	}
+
 }
 
 module.exports = ContextDependency;
diff --git a/lib/dependencies/ImportContextDependency.js b/lib/dependencies/ImportContextDependency.js
index def999a9e..0a3c6feda 100644
--- a/lib/dependencies/ImportContextDependency.js
+++ b/lib/dependencies/ImportContextDependency.js
@@ -4,7 +4,6 @@
 */
 "use strict";
 const ContextDependency = require("./ContextDependency");
-const CriticalDependencyWarning = require("./CriticalDependencyWarning");
 const ContextDependencyTemplateAsRequireCall = require("./ContextDependencyTemplateAsRequireCall");
 
 class ImportContextDependency extends ContextDependency {
@@ -19,15 +18,6 @@ class ImportContextDependency extends ContextDependency {
 		return "import() context";
 	}
 
-	getWarnings() {
-		if(!this.critical) {
-			return;
-		}
-
-		return [
-			new CriticalDependencyWarning(this.critical)
-		];
-	}
 }
 
 ImportContextDependency.Template = ContextDependencyTemplateAsRequireCall;
diff --git a/lib/dependencies/RequireResolveContextDependency.js b/lib/dependencies/RequireResolveContextDependency.js
index bbf5c587e..3a278809c 100644
--- a/lib/dependencies/RequireResolveContextDependency.js
+++ b/lib/dependencies/RequireResolveContextDependency.js
@@ -4,7 +4,6 @@
 */
 "use strict";
 const ContextDependency = require("./ContextDependency");
-const CriticalDependencyWarning = require("./CriticalDependencyWarning");
 const ContextDependencyTemplateAsId = require("./ContextDependencyTemplateAsId");
 
 class RequireResolveContextDependency extends ContextDependency {
@@ -18,15 +17,6 @@ class RequireResolveContextDependency extends ContextDependency {
 		return "amd require context";
 	}
 
-	getWarnings() {
-		if(!this.critical) {
-			return;
-		}
-
-		return [
-			new CriticalDependencyWarning(this.critical)
-		];
-	}
 }
 
 RequireResolveContextDependency.Template = ContextDependencyTemplateAsId;
diff --git a/test/cases/context/issue-5750/folder/a b/test/cases/context/issue-5750/folder/a
new file mode 100644
index 000000000..e69de29bb
diff --git a/test/cases/context/issue-5750/index.js b/test/cases/context/issue-5750/index.js
new file mode 100644
index 000000000..09b525ab0
--- /dev/null
+++ b/test/cases/context/issue-5750/index.js
@@ -0,0 +1,4 @@
+it("should not use regexps with the g flag", function() {
+	require.context("./folder", true, /a/).keys().length.should.be.eql(1);
+	require.context("./folder", true, /a/g).keys().length.should.be.eql(0);
+});
diff --git a/test/cases/context/issue-5750/warnings.js b/test/cases/context/issue-5750/warnings.js
new file mode 100644
index 000000000..62587ab93
--- /dev/null
+++ b/test/cases/context/issue-5750/warnings.js
@@ -0,0 +1,3 @@
+module.exports = [
+	[/Critical dependency: Contexts can't use RegExps with the 'g' or 'y' flags/],
+];