diff --git a/Telegram/SourceFiles/calls/calls_video_incoming.cpp b/Telegram/SourceFiles/calls/calls_video_incoming.cpp
index 9ab16d73d..e1a52ebe9 100644
--- a/Telegram/SourceFiles/calls/calls_video_incoming.cpp
+++ b/Telegram/SourceFiles/calls/calls_video_incoming.cpp
@@ -331,6 +331,7 @@ void Panel::Incoming::RendererGL::paint(
 		shadow.texture.left(), shadow.texture.top(),
 	};
 
+	_contentBuffer->bind();
 	_contentBuffer->write(0, coords, sizeof(coords));
 
 	const auto bottomShadowArea = QRect(
diff --git a/Telegram/SourceFiles/calls/group/calls_group_viewport_opengl.cpp b/Telegram/SourceFiles/calls/group/calls_group_viewport_opengl.cpp
index 63e5105fa..6f6b07620 100644
--- a/Telegram/SourceFiles/calls/group/calls_group_viewport_opengl.cpp
+++ b/Telegram/SourceFiles/calls/group/calls_group_viewport_opengl.cpp
@@ -783,6 +783,7 @@ void Viewport::RendererGL::paintTile(
 		: &*_frameProgram.yuv420;
 	const auto uniformViewport = QSizeF(_viewport) * _factor;
 
+	program->bind();
 	program->setUniformValue("viewport", uniformViewport);
 	program->setUniformValue(
 		"frameBg",
@@ -1078,6 +1079,7 @@ void Viewport::RendererGL::drawDownscalePass(
 		? &*_downscaleProgram.argb32
 		: &*_downscaleProgram.yuv420;
 
+	program->bind();
 	FillTexturedRectangle(f, program);
 }
 
diff --git a/Telegram/SourceFiles/media/view/media_view_overlay_opengl.cpp b/Telegram/SourceFiles/media/view/media_view_overlay_opengl.cpp
index 31ea35237..99be5557f 100644
--- a/Telegram/SourceFiles/media/view/media_view_overlay_opengl.cpp
+++ b/Telegram/SourceFiles/media/view/media_view_overlay_opengl.cpp
@@ -544,6 +544,7 @@ void OverlayWidget::RendererGL::paintTransformedContent(
 		0.f, 0.f,
 	};
 
+	_contentBuffer->bind();
 	_contentBuffer->write(0, coords, sizeof(coords));
 
 	program->setUniformValue("viewport", _uniformViewport);
@@ -712,6 +713,7 @@ void OverlayWidget::RendererGL::paintControl(
 	};
 	_controlsProgram->bind();
 	_controlsProgram->setUniformValue("viewport", _uniformViewport);
+	_contentBuffer->bind();
 	if (!over.isEmpty() && overOpacity > 0) {
 		_contentBuffer->write(
 			offset * 4 * sizeof(GLfloat),
@@ -915,6 +917,7 @@ void OverlayWidget::RendererGL::paintRoundedCorners(int radius) {
 	const auto offset = kControlsOffset
 		+ (kControlsCount * kControlValues) / 4;
 	const auto byteOffset = offset * 4 * sizeof(GLfloat);
+	_contentBuffer->bind();
 	_contentBuffer->write(byteOffset, coords, sizeof(coords));
 	_roundedCornersProgram->bind();
 	_roundedCornersProgram->setUniformValue("viewport", _uniformViewport);
@@ -981,6 +984,7 @@ void OverlayWidget::RendererGL::paintStoriesSiblingPart(
 		+ (6 * 2 * 4) / 4 // rounding
 		+ (index * 4);
 	const auto byteOffset = offset * 4 * sizeof(GLfloat);
+	_contentBuffer->bind();
 	_contentBuffer->write(byteOffset, coords, sizeof(coords));
 
 	_controlsProgram->bind();
@@ -1059,6 +1063,7 @@ void OverlayWidget::RendererGL::paintUsingRaster(
 		geometry.left(), geometry.bottom(),
 		textured.texture.left(), textured.texture.top(),
 	};
+	_contentBuffer->bind();
 	_contentBuffer->write(
 		bufferOffset * 4 * sizeof(GLfloat),
 		coords,
diff --git a/Telegram/SourceFiles/media/view/media_view_pip_opengl.cpp b/Telegram/SourceFiles/media/view/media_view_pip_opengl.cpp
index 8e4e8e7c2..f4be398c2 100644
--- a/Telegram/SourceFiles/media/view/media_view_pip_opengl.cpp
+++ b/Telegram/SourceFiles/media/view/media_view_pip_opengl.cpp
@@ -427,6 +427,7 @@ void Pip::RendererGL::paintTransformedContent(
 		(geometry.outer.height() - geometry.inner.y()) * yscale,
 	};
 
+	_contentBuffer->bind();
 	_contentBuffer->write(0, coords, sizeof(coords));
 
 	const auto rgbaFrame = _chromaSize.isEmpty();
@@ -588,6 +589,7 @@ void Pip::RendererGL::paintButton(
 		iconOverRect.texture.right(), iconOverRect.texture.top(),
 		iconOverRect.texture.left(), iconOverRect.texture.top(),
 	};
+	_contentBuffer->bind();
 	_contentBuffer->write(
 		offset * 4 * sizeof(GLfloat),
 		coords,
@@ -741,6 +743,7 @@ void Pip::RendererGL::paintUsingRaster(
 		geometry.left(), geometry.bottom(),
 		textured.texture.left(), textured.texture.top(),
 	};
+	_contentBuffer->bind();
 	_contentBuffer->write(
 		bufferOffset * 4 * sizeof(GLfloat),
 		coords,