diff --git a/data/chart.xsl b/data/chart.xsl
index 3a15447..4211509 100644
--- a/data/chart.xsl
+++ b/data/chart.xsl
@@ -17,7 +17,6 @@
     <xsl:variable name="r_aspect" select="240" />
 
     <xsl:template match="/">
-        <xsl:processing-instruction name="xml-stylesheet">href="<xsl:value-of select="$css_file"/>" type="text/css"</xsl:processing-instruction>
         <svg
             xmlns="http://www.w3.org/2000/svg"
             xmlns:xlink="http://www.w3.org/1999/xlink"
diff --git a/src/ag-chart.c b/src/ag-chart.c
index aaebe0d..d457f8c 100644
--- a/src/ag-chart.c
+++ b/src/ag-chart.c
@@ -1010,11 +1010,7 @@ ag_chart_create_svg(AgChart *chart, gsize *length, GError **err)
     xmlNodePtr        node          = NULL;
     gchar             *value;
     gchar             *stylesheet_path;
-    gchar             *css_path;
     gchar             *save_content = NULL;
-    gchar             *css_uri;
-    gchar             *css_final_uri;
-    gchar             **params;
     GList             *houses;
     GList             *house;
     GList             *planet;
@@ -1026,7 +1022,6 @@ ag_chart_create_svg(AgChart *chart, gsize *length, GError **err)
     GEnumClass        *aspects_class;
     GEnumClass        *antiscia_class;
     gint              save_length;
-    GFile             *css_file;
     xsltStylesheetPtr xslt_proc;
     locale_t          current_locale;
 
@@ -1227,11 +1222,6 @@ ag_chart_create_svg(AgChart *chart, gsize *length, GError **err)
 
     // Now, doc contains the generated XML tree
 
-    css_path = g_strdup_printf("%s/%s", PKGDATADIR, "chart.css");
-    g_debug("Using %s as a CSS stylesheet", css_path);
-    css_file = g_file_new_for_path(css_path);
-    css_uri  = g_file_get_uri(css_file);
-
     stylesheet_path = g_strdup_printf("%s/%s", PKGDATADIR, "chart.xsl");
     g_debug("Opening %s as a stylesheet", stylesheet_path);
     if ((xslt_doc = xmlReadFile(stylesheet_path, "UTF-8", 0)) == NULL) {
@@ -1242,9 +1232,6 @@ ag_chart_create_svg(AgChart *chart, gsize *length, GError **err)
                 stylesheet_path
             );
         g_free(stylesheet_path);
-        g_free(css_path);
-        g_free(css_uri);
-        g_object_unref(css_file);
         xmlFreeDoc(doc);
 
         return NULL;
@@ -1264,31 +1251,20 @@ ag_chart_create_svg(AgChart *chart, gsize *length, GError **err)
                 stylesheet_path
             );
         g_free(stylesheet_path);
-        g_free(css_path);
-        g_free(css_uri);
-        g_object_unref(css_file);
         xmlFreeDoc(xslt_doc);
         xmlFreeDoc(doc);
 
         return NULL;
     }
 
-    css_final_uri = g_strdup_printf("'%s'", css_uri);
-    g_free(css_uri);
-    params    = g_new0(gchar *, 3);
-    params[0] = "css_file";
-    params[1] = css_final_uri;
     // libxml2 messes up the output, as it prints decimal floating point
     // numbers in a localized format. It is not good in locales that use a
     // character for decimal separator other than a dot. So let's just use the
     // C locale until the SVG is generated.
     current_locale = uselocale(newlocale(LC_ALL, "C", 0));
-    svg_doc        = xsltApplyStylesheet(xslt_proc, doc, (const char **)params);
+    svg_doc        = xsltApplyStylesheet(xslt_proc, doc, NULL);
     uselocale(current_locale);
     g_free(stylesheet_path);
-    g_free(css_path);
-    g_object_unref(css_file);
-    g_free(params);
     xsltFreeStylesheet(xslt_proc);
     xmlFreeDoc(doc);