diff --git a/spa/include/spa/param/param.h b/spa/include/spa/param/param.h
index 85917ae8c..8dcea2d33 100644
--- a/spa/include/spa/param/param.h
+++ b/spa/include/spa/param/param.h
@@ -75,7 +75,6 @@ enum spa_param_buffers {
 	SPA_PARAM_BUFFERS_stride,	/**< stride of data block memory (Int) */
 	SPA_PARAM_BUFFERS_align,	/**< alignment of data block memory (Int) */
 	SPA_PARAM_BUFFERS_dataType,	/**< possible memory types (Int, mask of enum spa_data_type) */
-	SPA_PARAM_BUFFERS_datas,	/**< number of datas (Int) */
 };
 
 /** properties for SPA_TYPE_OBJECT_ParamMeta */
diff --git a/src/pipewire/buffers.c b/src/pipewire/buffers.c
index 2c2195740..5228394f3 100644
--- a/src/pipewire/buffers.c
+++ b/src/pipewire/buffers.c
@@ -239,7 +239,7 @@ int pw_buffers_negotiate(struct pw_context *context, uint32_t flags,
 	struct spa_pod **params, *param;
 	uint8_t buffer[4096];
 	struct spa_pod_builder b = SPA_POD_BUILDER_INIT(buffer, sizeof(buffer));
-	uint32_t i, offset, n_params, n_datas = 1;
+	uint32_t i, offset, n_params;
 	uint32_t max_buffers;
 	size_t minsize, stride, align;
 	uint32_t data_sizes[1];
@@ -288,7 +288,7 @@ int pw_buffers_negotiate(struct pw_context *context, uint32_t flags,
 	if (param) {
 		uint32_t qmax_buffers = max_buffers,
 		    qminsize = minsize, qstride = stride, qalign = align;
-		uint32_t qtypes = types, qn_datas = n_datas;
+		uint32_t qtypes = types;
 
 		spa_pod_parse_object(param,
 			SPA_TYPE_OBJECT_ParamBuffers, NULL,
@@ -296,8 +296,7 @@ int pw_buffers_negotiate(struct pw_context *context, uint32_t flags,
 			SPA_PARAM_BUFFERS_size,     SPA_POD_OPT_Int(&qminsize),
 			SPA_PARAM_BUFFERS_stride,   SPA_POD_OPT_Int(&qstride),
 			SPA_PARAM_BUFFERS_align,    SPA_POD_OPT_Int(&qalign),
-			SPA_PARAM_BUFFERS_dataType, SPA_POD_OPT_Int(&qtypes),
-			SPA_PARAM_BUFFERS_datas,	SPA_POD_OPT_Int(&qn_datas));
+			SPA_PARAM_BUFFERS_dataType, SPA_POD_OPT_Int(&qtypes));
 
 		max_buffers =
 		    qmax_buffers == 0 ? max_buffers : SPA_MIN(qmax_buffers,
@@ -306,7 +305,6 @@ int pw_buffers_negotiate(struct pw_context *context, uint32_t flags,
 		stride = SPA_MAX(stride, qstride);
 		align = SPA_MAX(align, qalign);
 		types = qtypes;
-		n_datas = SPA_MAX(n_datas, qn_datas);
 
 		pw_log_debug(NAME" %p: %d %d %d %d %d -> %zd %zd %d %zd %d", result,
 				qminsize, qstride, qmax_buffers, qalign, qtypes,
@@ -329,7 +327,7 @@ int pw_buffers_negotiate(struct pw_context *context, uint32_t flags,
 				 max_buffers,
 				 n_params,
 				 params,
-				 n_datas,
+				 1,
 				 data_sizes, data_strides,
 				 data_aligns, data_types,
 				 flags,