diff --git a/drivers/pcie/shell.c b/drivers/pcie/shell.c
index 0da9aea4da8..8d4eb4dc37a 100644
--- a/drivers/pcie/shell.c
+++ b/drivers/pcie/shell.c
@@ -29,6 +29,12 @@ static void show_msi(const struct shell *shell, pcie_bdf_t bdf)
 			      (data & PCIE_MSI_MCR_64) ? ", 64-bit" : "",
 			      (data & PCIE_MSI_MCR_EN) ? ", enabled" : "");
 	}
+
+	msi = pcie_get_cap(bdf, PCIE_MSIX_CAP_ID);
+
+	if (msi) {
+		shell_fprintf(shell, SHELL_NORMAL, "    MSI-X support\n");
+	}
 #endif
 }
 
diff --git a/include/drivers/pcie/msi.h b/include/drivers/pcie/msi.h
index 4be2db081a5..4067059b598 100644
--- a/include/drivers/pcie/msi.h
+++ b/include/drivers/pcie/msi.h
@@ -73,10 +73,11 @@ extern u16_t pcie_msi_mdr(unsigned int irq);
 extern bool pcie_set_msi(pcie_bdf_t bdf, unsigned int irq);
 
 /*
- * MSI capability ID in the PCI configuration capability list.
+ * MSI capability IDs in the PCI configuration capability list.
  */
 
-#define PCIE_MSI_CAP_ID		05U
+#define PCIE_MSI_CAP_ID		0x05U
+#define PCIE_MSIX_CAP_ID	0x11U
 
 /*
  * The first word of the MSI capability is shared with the